Nutrition
Every nutrition guide we have published, newest first.
13 articles in Nutrition
Carbohydrates and Fibre: Setting an Intake That Fits Your Training
Carbohydrate has no minimum requirement but it fuels hard work, so the right intake follows your training volume rather than any fixed percentage of calories.
Eating for Muscle Gain: Surplus Size, Protein, and the Rate You Can Actually Build
Muscle gain is limited by how fast you can build tissue, not by how much you eat above maintenance. Here are the real rates and the surplus that supports them.
Dietary Fat: How Much You Need and Why a Floor Exists
Two fatty acids are genuinely essential and fat carries the vitamins that need it. That is why a fat target has a hard minimum rather than only an upper bound.
Micronutrients: A Practical Guide to Vitamins and Minerals
Which vitamins and minerals people actually fall short on, what the reference intakes mean, where supplements help and where they do nothing or cause harm.
Reading Nutrition Labels: What the Numbers Legally Mean
Label values are regulated estimates carrying wide legal tolerances, not measurements of the package in your hand. Here is where the slack hides.
How to Calculate Your Macros Without Guessing
Set protein from body weight, protect a fat floor, let carbohydrate take the rest. The order of operations matters more than the percentages people argue over.
Meal Timing and Frequency: What the Evidence Supports
Six small meals, three square meals, one eating window: when calories and protein are matched, most of the difference disappears. Here is what timing genuinely changes.
Protein Requirements: From the RDA Floor to the Athletic Ceiling
The 0.8 g/kg allowance came from nitrogen balance studies with real blind spots. How it was derived, what protein quality adds, and who needs more.
Electrolytes and Hydration: When Water Alone Is Not Enough
Sweat carries sodium, not just water. Here is when replacing it matters, what the sodium concentration data shows, and why most people need electrolytes far less often than marketing suggests.
Calorie Needs: How the Equations Work and How to Calibrate Them
Every TDEE calculator gives you a confident-looking number produced by a regression fitted to strangers. Here is what the equations estimate, where the error hides, and how to correct the figure against your own data.
How Accurate Is Calorie Tracking? The Error Sources Nobody Mentions
Tracked intake is typically wrong by ten to thirty percent, and the errors run one way. Here is where they come from and why tracking is still worth doing.
How Many Calories Should You Eat? Working From BMR to a Real Target
A calculator gives you a maintenance estimate. Turning it into a daily target means choosing a deficit, respecting a floor, and reading the feedback.
How Much Water Should You Drink? Past the Eight-Glasses Myth
The eight-glasses rule has no research behind it. Here is what the reference bodies actually publish, what a body-weight formula adds, and why thirst beats both.
Read the guide, then run the numbers
Each article links to the calculators it discusses, and each calculator shows the equation and source behind its output. Every article carries a named author and a publication date. Nothing here is medical advice. Our editorial policy sets out how we source, review and correct what we publish.
Open the toolkit