Evidence-based nutrition

We read the studies. You get the answers.

The research depth of PubMed. The reading experience of a magazine. The simplicity of pressing play.

More than a recipe site

Research you trust. Stories you love. Meals you eat.

Every claim verified against peer-reviewed research. Every guide narrated so you can listen while you cook. Every meal plan built for your body.

130 Studies
149 Claims
22 Guides
691 Shorts
1,000+ Recipes
Start your meal plan 4.5 stars 4.7
All recipes →
Shakshuka with Ground Beef & Eggplant
dinner
Shakshuka with Ground Beef & Eggplant
20 min · 394 kcal
Pumpkin Skillet with Ground Beef & Egg
dinner
Pumpkin Skillet with Ground Beef & Egg
15 min · 332 kcal
Zucchini, Mango & Spicy Tofu Salad
lunch
Zucchini, Mango & Spicy Tofu Salad
15 min · 653 kcal
CHRONONUTRITION & SHIFT WORK
Night shift, weight gain, and what actually works: the complete evidence
3 studies · 1 RCTs
View cluster →
HYDRATION & ELECTROLYTES
Everything We Know About Hydration
5 studies
View cluster →
PROTEIN
Protein Intake: What 9 Studies Found (and What the Internet Added)
9 studies · 4 RCTs
View cluster →
PLANT-BASED FITNESS
Plant Protein Builds the Same Muscle — and One Area Does Better
6 studies · 1 RCTs
View cluster →
MINDSET & ADHERENCE
Why Diets Fail (And Why It Was Never About the Diet)
7 studies · 3 RCTs
View cluster →
MEAL TIMING
When You Eat vs. What You Eat: 5 Trials, 774 People
7 studies · 4 RCTs
View cluster →
SATIETY & APPETITE SCIENCE
Hunger Is Simpler Than You've Been Told
7 studies · 1 RCTs
View cluster →
ALCOHOL & BODY COMPOSITION
What is alcohol actually doing to a body that trains?
4 studies · 1 RCTs
View cluster →
CARDIO & CONDITIONING
Three meta-analyses asked different cardio questions. Same answer.
7 studies
View cluster →
TRAINING
The complete evidence guide to exercise and body composition
8 studies
View cluster →
EXERCISE SELECTION
Exercise selection for muscle growth: 6 debates, 1 real variable
6 studies · 2 RCTs
View cluster →
DIETARY FAT
How Much Fat Per Day? Three Research Programs, One Answer Nobody Assembled
5 studies · 3 RCTs
View cluster →
SUPPLEMENTS
The Supplement Sort: What Eight Research Teams Found When They Tested Everything on the Shelf
8 studies
View cluster →
MICRONUTRIENTS & MINERALS
Six Mineral Supplements Tested. One Rule Predicted Every Result.
6 studies
View cluster →
FOOD SCIENCE & BIOAVAILABILITY
What your body actually absorbs from your food
7 studies · 4 RCTs
View cluster →
WOMEN’S FITNESS & HORMONES
Women, Hormones, and Training: What 78 Studies, 3 Life Stages, and Nearly 3,000 Women Actually Found
6 studies
View cluster →
AGING & MUSCLE PRESERVATION
What 300+ trials found about your muscles after 40
10 studies
View cluster →
CALORIES & METABOLISM
Calories and Metabolism: Your Engine Is Fine, Your Gauge Is Broken
8 studies
View cluster →
FAT LOSS
How fat loss actually works
6 studies
View cluster →
SLEEP & RECOVERY
Sleep and Muscle Growth: What 15 Studies Actually Found
8 studies · 4 RCTs
View cluster →
RECOVERY
Recovery: What Works, What Doesn't, and What's Quietly Costing You Muscle
7 studies · 1 RCTs
View cluster →
CARBS
Carbs and body composition: everything the evidence actually says
10 studies · 4 RCTs
View cluster →
COACHING, STRUCTURE & SUPPORT
The Definitive Guide — coming soon
All shorts →
Protein

Within an hour of a protein-rich meal, the body’s fuel-selection process tilts. The mix of fat versus carbohydrate that gets burned during digestion shifts — reliably, measurably — toward fat. Not a dramatic metabolic overhaul; a consistent redirection of which stored energy the body reaches for while it processes what was just eaten. Fitness culture has drawn a straight line from that per-meal shift to a lasting metabolic edge: eat more protein, burn more fat, and over weeks the advantage compounds. The logic feels seamless — until you follow it past a single meal.

The Fat-Burning Shift That Follows a Protein Meal
3 min read 507 words
Training

Every evening, the same small ceremony. A glance at the wrist, a number, and a verdict — the day either earned its close or it didn’t. You have walked the extra block, taken the after-dinner lap, climbed stairs you would have otherwise skipped, all because a figure on a watch face said you were short.

After 40, Your Apple Watch Starts Losing Count
2 min read 527 words
Fat Loss

Roughly 80 percent of what left the body was fat — and roughly 80 percent of what came back was fat too.

What Your Regained Weight Is Actually Made Of
2 min read 381 words
BUILT TO PROVE OURSELVES WRONG
5 verification gates. 3 pipelines. 28+ kill switches.
Nothing publishes without surviving our Skeptic Protocol — the system we built to catch our own mistakes.

FitChef is a digital publisher and evidence synthesis platform. We aggregate and structure publicly available research for informational purposes. FitChef does not perform original clinical research, provide medical advice, or offer treatment recommendations. Certainty tiers reflect the volume and agreement of the underlying evidence, not an editorial endorsement of study quality. Consult a qualified healthcare professional before making changes to your diet or exercise regimen.

Library
FitChef Audio
0:00