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Nutrition Methodology

How We Calculate Nutrition

Every macro, micronutrient, and health label on Livin is computed from actual ingredient data — not estimated from a food label, not entered manually, not rounded from a generic database. We track 30 nutrients per dish, evaluate 34 health labels against clinical thresholds, and recalculate everything automatically when recipes or data change. This page explains exactly how.

Powered by USDA FoodData Central — the same nutrient database used by registered dietitians, academic researchers, and the FDA's own dietary guidelines.

Where the Data Comes From

USDA FoodData Central, not packaged food labels

Every nutrition number in our catalog starts with the USDA FoodData Central database — the United States Department of Agriculture's public nutrient repository containing lab-analyzed profiles for thousands of raw ingredients.

We pull from two specific datasets

Foundation Foods
The most precise dataset available. Lab-analyzed nutrient profiles for raw, minimally processed ingredients measured under controlled conditions.
SR Legacy (Standard Reference)
The USDA's longstanding reference database, used as a fallback when Foundation data isn't available for a particular ingredient.

Why not branded food data? Many nutrition apps and meal services use manufacturer-reported data from packaged food labels. We don't. Branded entries vary by product formulation, lot, and rounding conventions. A "chicken breast" from one brand reports differently than another — not because the chicken is different, but because labeling rules allow rounding.

USDA Foundation and SR Legacy entries reflect the ingredient itself — raw commodity nutrient profiles measured in a lab. For cooking-from-scratch nutrition, this is more stable and more accurate.

Key Point

When we say a dish has 34g of protein, that number comes from summing the USDA-measured protein content of each ingredient, scaled to the quantity used and divided by servings. It's not a guess, not an estimate from a package label, and not a number someone typed into a spreadsheet.

From Ingredients to Per-Serving Numbers

The calculation pipeline, step by step

Every dish in our catalog has a structured ingredient list with measured quantities. Here's how we turn that into the nutrition data you see on every dish card.

The calculation, in three steps

Step 1 — Ingredient enrichment
Each ingredient is matched to a USDA FoodData Central entry. The USDA provides nutrient values per 100 grams. We store these values once per ingredient.
Step 2 — Per-dish calculation
For every ingredient, we multiply (quantity in grams ÷ 100) × nutrient value per 100g, then sum across all ingredients for the total recipe.
Step 3 — Per-serving calculation
The total is divided by the number of servings the recipe yields. This is the number you see on the dish card — what you actually get on your plate.

We calculate and store 30 nutrient fields for every dish — not just the four headline macros, but enough depth to power clinical-grade dietary labels.

Primary macros: calories · protein · carbohydrates · fat

Extended macros: fiber · sugar · net carbs · saturated fat · trans fat · cholesterol

Minerals: sodium · potassium · calcium · iron · magnesium · phosphorus · zinc · selenium

Vitamins: A · B6 · B12 · C · D · E · K · folate · folic acid

Fatty acids: ALA (alpha-linolenic acid) · EPA · DHA

Tip

Net carbs = total carbohydrates − fiber. This is the standard metric used in ketogenic and diabetic dietary approaches, because fiber passes through the digestive system without raising blood glucose.

36 Labels, All Computed Automatically

Every health label on Livin reflects a specific set of nutritional thresholds. When a dish meets all conditions, the label fires automatically — no human assigns them. Thresholds are informed by USDA Dietary Guidelines, NIH micronutrient recommendations, American Heart Association guidelines, and clinical nutrition literature.

General Nutrition

Macro-level and whole-diet labels used across the catalog.

Bone Health

What it means

Calcium above 200mg, vitamin D above 1µg, and magnesium above 30mg per serving.

Bone mineralization requires all three working together — calcium for structure, vitamin D for calcium absorption, magnesium for bone matrix formation. The vitamin D threshold is intentionally low because food sources of vitamin D are sparse. This label signals a meaningful contribution, not sufficiency from a single meal.

Why it matters

200mg+ calcium, 1µg+ vitamin D, and 30mg+ magnesium per serving — the full mineralization trio required for bone formation.

DASH Diet

What it means

Potassium above 300mg, calcium above 150mg, and magnesium above 30mg per serving.

DASH (Dietary Approaches to Stop Hypertension) is the eating pattern with the most clinical evidence for lowering blood pressure naturally. The mechanism is mineral-driven — potassium, calcium, and magnesium collectively support healthy blood pressure. This label is broad by design: whole-food cooking naturally hits these minerals, and that's the point.

Why it matters

300mg+ potassium, 150mg+ calcium, and 30mg+ magnesium per serving — the three key DASH minerals met in one meal.

Diabetic Friendly

What it means

Net carbs under 30g, fiber above 3g, and sugar under 10g — all in the same dish.

This is a composite signal for blood sugar management. The net carb budget aligns with common per-meal carb targets for Type 2 diabetes. The fiber requirement ensures carbs are delivered with meaningful fiber to slow absorption. The sugar cap limits simple sugar load independently of total carb count.

Net carb counts are estimates. Glycemic index and glycemic load, which depend on preparation and individual metabolic response, are not modeled.

Why it matters

≤30g net carbs, ≥3g fiber, and ≤10g sugar per serving — three independent glycemic management markers met simultaneously.

GLP-1 Friendly

What it means

Protein at or above 25g, fiber at or above 5g, calories under 550, saturated fat under 5g, and sugar under 10g — all simultaneously.

Designed for people using GLP-1 receptor agonist medications (semaglutide, tirzepatide) who are eating smaller volumes and need every bite to count. High protein preserves muscle mass during weight loss. High fiber supports the satiety signaling these medications enhance. The calorie cap reflects reduced appetite and capacity. Low saturated fat and sugar reduce metabolic burden.

No FDA or clinical definition for "GLP-1 friendly" exists — this is an editorial label informed by clinical guidance from Cleveland Clinic and Ohio State Wexner Medical Center. Livin's definition is stricter than most competitors.

Why it matters

25g+ protein, 5g+ fiber, under 550 calories, with low saturated fat and sugar — calibrated for GLP-1 users eating smaller volumes.

Heart Healthy

What it means

Saturated fat under 3g and cholesterol under 60mg per serving.

These thresholds are conservative applications of American Heart Association guidelines for cardiovascular risk reduction. At roughly 23% of the daily saturated fat limit and 20% of the cholesterol limit per meal, these dishes leave meaningful room for the rest of the day.

Why it matters

≤3g saturated fat and ≤60mg cholesterol per serving — conservative per-meal AHA targets for cardiovascular health.

High Fiber

What it means

This dish delivers 5 or more grams of fiber per serving.

The FDA Daily Value for fiber is 28g per day, and most Americans get less than half of that. At 5g per serving, a single meal makes a meaningful dent. Fiber slows digestion, feeds beneficial gut bacteria, and supports blood sugar stability.

Why it matters

5g+ fiber per serving — meets the FDA 'good source of fiber' threshold in a single meal.

High Protein

What it means

This dish delivers 30 or more grams of protein per serving.

30 grams is the widely-cited threshold for maximizing muscle protein synthesis response per meal — the point at which your body has enough leucine to trigger meaningful protein use. It's the same threshold used across our muscle-building and performance-fuel labels, so the anchor stays consistent.

Why it matters

30g+ protein per serving — the leucine threshold for maximizing muscle protein synthesis response per meal.

Immune Support

What it means

Vitamin C above 15mg, vitamin D above 1µg, and zinc above 1.5mg per serving.

These three nutrients have the strongest evidence base for immune function support. No single nutrient qualifies a dish alone — all three must be present, because immune function is a system, not a single pathway.

Why it matters

15mg+ vitamin C, 1µg+ vitamin D, and 1.5mg+ zinc per serving — the three most evidence-backed immune micronutrients together.

Keto Friendly

What it means

This dish has 7 grams or fewer of net carbs per serving.

Strict ketogenic approaches limit total daily net carbs to 20–50g. At 7g per meal, someone eating three meals stays well within that range. Net carbs (carbohydrates minus fiber) is the standard keto counting metric.

Why it matters

≤7g net carbs (carbs minus fiber) per serving — fits within a 3-meal strict ketogenic budget.

Kidney Friendly

What it means

Phosphorus under 250mg, potassium under 500mg, and sodium under 500mg per serving.

Chronic kidney disease dietary guidelines restrict these three minerals. Our per-meal thresholds are set at roughly 30% of daily limits, leaving headroom across three meals.

USDA data reports total phosphorus, not bioavailable phosphorus — organic and inorganic sources absorb differently. This label is a guide, not a medical prescription. Individuals with CKD should consult a registered dietitian.

Why it matters

≤250mg phosphorus, ≤500mg potassium, and ≤500mg sodium per serving — within CKD per-meal dietary limits.

Low Calorie

What it means

This dish is under 400 calories per serving.

400 calories represents a light, portion-controlled complete meal — satisfying without the caloric weight. Useful for calorie-conscious eating, GLP-1 medication users, or anyone who wants a lighter option that's still a real dinner.

Why it matters

Under 400 kcal per serving — a light, portion-controlled meal by FDA standards.

Low Carb

What it means

Carbohydrates account for 20% or less of this dish's total calories.

This is a relative threshold, not an absolute gram count. A 600-calorie dish must have fewer than 30g of carbs to qualify. It ensures the dish is genuinely carb-light relative to its total energy content, with protein and fat doing the work.

Why it matters

Carbohydrates account for ≤20% of calories per serving — protein and fat carry the macro load.

Low Fat

What it means

Fat accounts for 15% or less of this dish's total calories.

This is genuinely lean. Most dishes marketed as "low fat" still derive 25–30% of calories from fat. At 15% or below, the preparation method and ingredient selection are fundamentally fat-minimal.

Why it matters

Fat accounts for ≤15% of calories per serving — minimal dietary fat relative to caloric volume.

Low Sodium

What it means

This dish contains 140mg or less of sodium per serving.

This matches the FDA's definition for "low sodium" food labeling — one of the few labels on this page with a direct regulatory standard. Genuinely low-salt cooking built from whole ingredients, not reduced-sodium versions of processed food.

Why it matters

≤140mg sodium per serving — meets the FDA's official low sodium claim definition.

Low Sugar

What it means

This dish contains less than 5 grams of sugar per serving.

At under 5g, the dish has minimal sweetness from any source. This includes both naturally-occurring and added sugars — USDA data for raw ingredients doesn't separate the two, so we report the total. Clean fuel for anyone watching glycemic load.

Why it matters

≤5g sugar per serving — minimal sweetening from any source.

Prenatal Support

What it means

Folate above 100µg DFE and iron above 3mg per serving.

Folate and iron are the two most critical nutrients during pregnancy. The CDC recommends 400–800µg of folate daily during preconception and pregnancy — 100µg per meal is a meaningful contribution from food. Iron needs increase to 27mg per day during pregnancy. This label signals that a dish makes a real contribution to what pregnancy requires most.

Why it matters

100µg+ folate and 3mg+ iron per serving — the two most critical nutrients during pregnancy in meaningful single-meal amounts.

Athlete Performance

Dishes built to fuel, build, recover, or sustain endurance.

Endurance Fuel

What it means

Carbs above 60g, potassium above 400mg, magnesium above 30mg, and protein under 40g per serving.

Endurance athletes need carbohydrate loading, not protein loading. 60g of carbs per meal supports glycogen stores. Potassium and magnesium replace electrolytes lost in sweat. The protein cap under 40g ensures this label targets carb-dominant dishes — pasta, grain bowls, starchy vegetables — not mixed-macro meals that happen to also have carbs.

Why it matters

60g+ carbs, 400mg+ potassium, and 30mg+ magnesium per serving — carb-dominant with electrolyte replenishment for sustained output.

Muscle Building

What it means

Protein above 30g, zinc above 2mg, vitamin B12 above 0.5µg, and calories above 400 per serving.

Muscle synthesis requires more than protein — zinc is a cofactor for the enzymes that build muscle tissue, and B12 is required for the DNA synthesis that happens when new muscle cells form. The calorie floor ensures the dish provides enough energy to support anabolic activity, not just baseline metabolism.

Why it matters

30g+ protein, 2mg+ zinc, 0.5µg+ B12, and 400+ kcal per serving — four anabolic essentials in one meal.

Performance Fuel

What it means

Protein above 30g, carbs above 40g, and calories above 450 per serving.

The complete athlete meal — enough protein for muscle protein synthesis, enough carbs for glycogen replenishment, and enough total energy to actually power a training session. Not a snack dressed up as a meal. Intentionally broad because athletes need real food volume.

Why it matters

30g+ protein, 40g+ carbs, and 450+ kcal per serving — structured for pre-performance glycogen loading and muscle maintenance.

Recovery

What it means

Protein above 25g, saturated fat under 3g, and either vitamin C above 10mg or zinc above 1.5mg.

Post-workout recovery needs protein for muscle repair, minimal saturated fat (which promotes inflammation), and either vitamin C (for collagen synthesis and antioxidant protection) or zinc (for tissue repair). The OR condition reflects that both nutrients serve recovery through different mechanisms — either is beneficial.

Why it matters

25g+ protein and ≤3g saturated fat, with vitamin C or zinc present — built for post-workout muscle repair over inflammation.

Women's Health

Hormone, fertility, and life-stage-specific nutritional patterns.

Fertility Friendly

What it means

Folate above 150µg, iron above 4mg, zinc above 2mg, and vitamin C above 20mg per serving.

Preconception nutrition is one of the most evidence-backed interventions for reproductive health. Folate prevents neural tube defects. Iron supports ovulation and implantation. Zinc is required for follicle development and DNA replication. Vitamin C enhances absorption of non-heme iron from plant sources.

Why it matters

150µg+ folate, 4mg+ iron, 2mg+ zinc, and 20mg+ vitamin C per serving — the preconception micronutrient stack in one meal.

Hormone Support

What it means

Vitamin B6 above 0.3mg, magnesium above 40mg, zinc above 2mg, and sugar under 10g per serving.

B6 is directly involved in progesterone production and estrogen metabolism. Magnesium supports cortisol regulation — the stress-hormone connection that disrupts cycles. Zinc is required for thyroid receptor binding and hormone metabolism. The sugar cap limits the insulin spikes that destabilize hormonal signaling. Relevant for cycle support, PMS management, and adrenal health.

Why it matters

0.3mg+ B6, 40mg+ magnesium, 2mg+ zinc, and ≤10g sugar per serving — supports hormone synthesis and limits glycemic disruption.

Menopause Support

What it means

Calcium above 200mg, magnesium above 40mg, and saturated fat under 3g per serving.

Menopause increases both osteoporosis risk (addressed by calcium and magnesium) and cardiovascular risk (addressed by the saturated fat cap).

Vitamin D was originally part of this threshold but was removed — food sources of vitamin D are so sparse that requiring it eliminated virtually all candidates. Phytoestrogen-rich ingredients (soy, tofu, flaxseed, tempeh, edamame) are tracked separately and noted when present.

Why it matters

200mg+ calcium, 40mg+ magnesium, and ≤3g saturated fat per serving — addresses bone density and cardiovascular risk during menopause.

PCOS Friendly

What it means

Sugar under 8g, fiber above 4g, zinc above 2mg, and magnesium above 40mg per serving.

PCOS is fundamentally an insulin-resistance condition. Low sugar and high fiber together manage glycemic load — fiber slows the absorption of whatever sugar is present. Zinc and magnesium address the two micronutrient deficiencies most commonly documented in PCOS populations. The sugar threshold (8g) is tighter than our general low-sugar label (5g) to reflect the heightened insulin sensitivity that defines this condition.

Why it matters

Under 8g sugar, 4g+ fiber, 2mg+ zinc, and 40mg+ magnesium per serving — glycemic control and insulin-sensitizing micronutrients combined.

Postpartum Restore

What it means

Iron above 4mg, vitamin C above 15mg, protein above 25g, and calcium above 200mg per serving.

Your body just did something enormous. Iron addresses blood loss from delivery. Vitamin C enhances iron absorption — pairing the two is deliberate, not coincidental. Protein supports tissue repair. Calcium maintains bone density during lactation, when the body pulls calcium to produce milk.

Why it matters

4mg+ iron paired with 15mg+ vitamin C for absorption, 25g+ protein, and 200mg+ calcium per serving — built for recovery after birth.

Lifestyle & Wellness

Dietary patterns and system-level wellness signals.

Anti-Inflammatory

What it means

Either omega-3s above 0.3g or saturated fat under 3g, plus vitamin C above 15mg, plus at least one anti-inflammatory booster ingredient.

Anti-inflammatory eating is a pattern, not a pill. The OR on the first condition allows both fatty fish dishes (high omega-3) and plant-forward dishes (low saturated fat) to qualify. The vitamin C requirement adds antioxidant depth. The ingredient scan ensures the label reflects actual anti-inflammatory food sources — not just favorable numbers. Booster ingredients scanned: turmeric, ginger, garlic, blueberry, strawberry, cherry, spinach, kale, salmon, sardine, walnut, flaxseed, chia.

Why it matters

Omega-3s or low saturated fat, 15mg+ vitamin C, and at least one booster ingredient present — turmeric, ginger, salmon, kale, or similar.

Brain Health

What it means

DHA above 0.2g, vitamin B12 above 1µg, folate above 100µg, and magnesium above 40mg per serving.

DHA is the primary structural fatty acid in brain tissue — it's not optional for cognitive function. B12 deficiency is directly linked to cognitive decline. Folate is required for neurotransmitter synthesis. Magnesium supports neuroplasticity. This is our most selective lifestyle label — all four conditions must be met simultaneously.

Why it matters

0.2g+ DHA, 1µg+ B12, 100µg+ folate, and 40mg+ magnesium per serving — four nutrients directly linked to cognitive function and neuroprotection.

Gut Health

What it means

At least one fermented ingredient is present in the dish.

Fermented foods contain live cultures that directly contribute to gut microbiome diversity. This is a qualitative label — the presence of a fermented ingredient, not a quantity, is what matters. Probiotic content can't be reliably quantified from USDA nutrient data, so we track what we can verify: the ingredient itself. Ingredients scanned: kimchi, miso, tempeh, yogurt, kefir, sauerkraut, seaweed, nori, kombucha.

Why it matters

Contains fermented or probiotic-rich ingredients — kimchi, miso, tempeh, yogurt, or kefir — with live cultures for microbiome support.

High Satiety

What it means

Fiber above 5g, protein above 25g, and calories under 600 per serving.

The meals that actually keep you full. Protein and fiber together slow gastric emptying and trigger satiety hormones (CCK, GLP-1). The calorie cap ensures the feeling of fullness comes from nutrient density, not from overeating. Particularly relevant for weight management and GLP-1 medication users.

Why it matters

5g+ fiber and 25g+ protein under 600 kcal per serving — fullness driven by nutrient density, not caloric volume.

Mediterranean

What it means

Olive oil is present, at least one additional Mediterranean-pattern ingredient is present, and saturated fat is under 5g per serving.

The Mediterranean dietary pattern is defined by its food composition, not just its nutrient profile — olive oil as the primary fat source, abundant legumes, frequent fish and seafood. Olive oil is required because it's the defining element. This is the most-studied eating pattern in nutrition science. Ingredients scanned: olive oil, chickpea, lentil, white bean, black bean, kidney bean, salmon, tuna, sardine, shrimp, cod, tomato, eggplant, zucchini, feta, hummus.

Why it matters

Olive oil required, 2+ Mediterranean-pattern ingredients, and ≤5g saturated fat per serving — structural markers of the Mediterranean dietary pattern.

Omega-3 Rich

What it means

Combined ALA, EPA, and DHA above 0.5g per serving.

Summing all three omega-3 forms captures both plant-based sources (ALA from flaxseed, chia, walnuts) and marine sources (EPA and DHA from fish). At 0.5g combined, the dish makes a meaningful dietary contribution toward the adequate intake of 1.1–1.6g per day. Heart, brain, and inflammation pathways all benefit.

Why it matters

0.5g+ combined omega-3 fatty acids (ALA + EPA + DHA) per serving — meaningful contribution toward the 1.1–1.6g daily anti-inflammatory target.

Prebiotic Rich

What it means

Three or more distinct prebiotic ingredient categories are present in the dish.

Prebiotics are fermentable fibers and resistant starches that feed beneficial gut bacteria. A single prebiotic ingredient is a garnish, not a pattern. Three or more distinct sources create the diverse substrate your microbiome actually responds to. Ingredients scanned: garlic, onion, leek, shallot, asparagus, oat, banana, chicory, artichoke, dandelion, apple, barley, flaxseed, seaweed, cocoa.

Why it matters

3+ distinct prebiotic ingredient sources per dish — garlic, onion, asparagus, and similar — enough diversity to meaningfully feed beneficial gut bacteria.

Thyroid Support

What it means

Selenium above 20µg and zinc above 2mg per serving.

Thyroid hormone production (T4) and conversion to the active form (T3) both require selenium as a cofactor. Zinc is required for thyroid receptor binding and hormone metabolism. These are the two minerals most directly relevant to thyroid function available in food data — and both are commonly depleted in hypothyroid populations.

Selenium content varies significantly based on soil conditions. USDA values represent national averages, not what's on your specific plate.

Why it matters

20µg+ selenium and 2mg+ zinc per serving — the two minerals that directly support thyroid hormone synthesis and T3 conversion.

Weight Loss

Why it matters

Under 400 calories with high protein or high satiety — protein and fiber to keep you full, not just lower calories.

Kid Nutrition

Labels tuned to the nutrients growing kids most often miss.

Kid Nutrition

What it means

Calcium above 150mg, iron above 2mg, zinc above 1.5mg, and vitamin D above 1µg per serving.

These are the four nutrients growing children most commonly fall short on, according to AAP and NIH guidance. Calcium for bone development, iron for cognitive development and anemia prevention, zinc for immune function and growth, vitamin D for calcium absorption. Thresholds are set at 15–20% of pediatric Daily Recommended Intakes — appropriate for one meal in a varied diet.

Why it matters

150mg+ calcium, 2mg+ iron, 1.5mg+ zinc, and 1µg+ vitamin D per serving — the four key growth micronutrients in one age-appropriate meal.

Honest About What We Know and Don't Know

The limits of the system

We built this system to be transparent — and that includes being transparent about its limits.

What these labels don't claim

Unmatched ingredients are excluded
A small number of ingredients — primarily regional spice blends and specialty condiments (adobo seasoning, berbere, jerk seasoning, mole sauce, chimichurri, among others) — have no USDA match. Their nutritional contribution is recorded as zero. A dish heavy in unmatched spice blends may underreport sodium and certain micronutrients.
Cooking loss is not modeled
USDA values are for raw ingredients. Water-soluble vitamins (C, B-group) degrade with heat; minerals can concentrate as water evaporates; sodium changes with salting. Our numbers reflect input, not post-cooking output.
USDA values are commodity averages
Nutrient content varies with produce freshness, growing conditions, variety, and season. Selenium content in particular varies significantly based on soil. USDA values represent national averages, not what's on your specific plate.
Most labels have no regulatory definition
FDA-defined nutrient content claims exist for low fat, low calorie, and low sodium. Everything else — from GLP-1 friendly to PCOS friendly to brain health — uses internally-defined thresholds informed by Dietary Reference Intakes, dietary guidelines, and clinical nutrition literature.
Warning

No label on Livin constitutes dietary advice, a health claim, or a recommendation for individuals managing medical conditions. If you're managing a specific condition — kidney disease, diabetes, pregnancy, PCOS, or anything else — work with your doctor or a registered dietitian. Our labels help you find dishes aligned with how you eat. They don't replace the people who know your health.

Frequently Asked Questions

Are these nutrition labels FDA-approved?

A small number of our labels — low fat, low calorie, and low sodium — align with FDA-defined nutrient content claims. Most labels on Livin, including GLP-1 friendly, PCOS friendly, brain health, and others, use internally-defined thresholds based on USDA Dietary Guidelines, NIH Dietary Reference Intakes, and clinical nutrition literature. They are consistent, documented, and defensible, but they are not FDA-regulated claims. We believe in showing our work rather than hiding behind vague marketing language.

How accurate are the calorie and macro counts?

Our calorie and macro counts are derived from USDA lab-analyzed nutrient data for each individual ingredient, scaled to the exact quantities in the recipe and divided by the number of servings. This is the same methodology used by registered dietitians and academic nutrition researchers. The main sources of variance are cooking method (we use raw ingredient values), ingredient brand variation (we use USDA commodity averages), and serving size estimation for recipes without explicit serving counts.

What does GLP-1 friendly mean?

GLP-1 friendly is an editorial label — no regulated definition exists anywhere in the food industry. Livin's definition requires all five conditions simultaneously: protein at or above 25g, fiber at or above 5g, calories under 550, saturated fat under 5g, and sugar under 10g per serving. This reflects clinical guidance for people using GLP-1 receptor agonist medications (like Ozempic or Mounjaro) who are eating smaller volumes and need nutrient-dense, satiating, low-glycemic meals. Our threshold is intentionally strict — we'd rather label accurately than loosely.

How is this different from nutrition labels on packaged food?

Packaged food nutrition labels use manufacturer-reported values, which are allowed to round and can vary by product lot and formulation. Our nutrition data comes from USDA FoodData Central — lab-analyzed nutrient profiles for raw ingredients, the same database used by the FDA's own dietary guidelines. We calculate from individual ingredient data, not from a food label on a finished product. And we show our methodology publicly, which no packaged food brand does.

Can I trust these labels for managing a medical condition?

Our labels are designed to help you find dishes aligned with specific nutritional patterns — high protein, low sodium, PCOS-supportive, and so on. They are computed from real USDA data and documented thresholds. However, they do not account for individual metabolic responses, medication interactions, cooking method variations, or the full complexity of any medical condition. If you are managing kidney disease, diabetes, pregnancy, or any other condition, please work with your doctor or a registered dietitian. Our labels are a starting point for informed choices, not a replacement for medical guidance.

How often is the nutrition data updated?

Nutrition data is recalculated automatically whenever a recipe changes — if an ingredient is added, removed, or adjusted in quantity, the macros and labels update. When new ingredients are added to our catalog, they're matched to USDA data and enriched before being included in any calculation. Label thresholds themselves are reviewed periodically as clinical nutrition literature evolves.

Every dish, every macro, every health label — computed from USDA ingredient data. Browse the menu →

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How We Calculate Nutrition | Livin