Knowledge Base
Protein Library
Straight answers about protein, with the sources attached. How much you need, what changes after 40, what happens to muscle on a GLP-1 medication, and how much protein is really in the food on your plate.
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The numbers behind a daily target: what the official recommendations say, where they came from, how to turn them into grams, and whether a high intake is anything to worry about.
Can your body only absorb 30 g of protein at a time?
Complete and incomplete protein, and what it means for you
Does it matter when you eat protein?
Essential amino acids, and why leucine gets named
How protein quality is scored, and when the score matters
How to read protein on a food label
Is the protein RDA too low?
Is too much protein bad for you?
What not eating enough protein actually looks like
What protein actually does in your body
How much protein do you need per day?
Reference numbers for everyday foods, the portions people really eat, powders and shakes, and how to hit a target without meat, without dairy or around an allergy.
Cheap protein: the foods that cost least per 20 g
High protein breakfast: fixing the meal where the shortfall lives
High protein snacks that are actually high in protein
Hitting a protein target without animal foods
How much protein is in a chicken breast?
How much protein is in an egg?
How much protein is in Greek yoghurt?
Is protein powder worth it?
Whey, casein or plant protein: which to buy
High protein foods, and how much they actually contain
What 30 grams of protein actually looks like
Why a higher protein intake makes a calorie deficit easier to hold, what it does to hunger, and how much of the weight you lose comes off as muscle rather than fat.
Do protein shakes help you lose weight?
Does eating more protein help you lose weight?
Does protein burn fat?
Does protein help with belly fat?
How to eat more protein while eating less
How to lose weight without losing muscle
Keeping weight off, and what protein does about it
Protein or a calorie deficit: which one is doing the work?
Protein per calorie: which foods pay their way
The scale stopped moving. Is protein the answer?
You raised your protein and you are still hungry
Losing weight on semaglutide or tirzepatide means losing some muscle with the fat, and appetite makes protein harder to reach. What the trial data shows, and what it does not.
Does a GLP-1 wreck your metabolism?
How much protein should you eat on a GLP-1?
Protein after you stop a GLP-1
Protein shakes on a GLP-1: when they earn their place
Strength training on a GLP-1
Taking a GLP-1 over 40: two pressures on muscle at once
The GLP-1 timeline, and where protein matters in each phase
Tracking protein on a GLP-1 when you barely ate
What to eat on a GLP-1 when nothing appeals
What to set up before starting a GLP-1
Protein and muscle loss on GLP-1 medications
How much protein supports building or keeping muscle, when timing matters and when it does not, and what changes for men and women from around 40 onwards.
Can you build muscle in a calorie deficit?
Creatine and protein: two supplements, one question
Do you need protein on rest days?
How much protein do you need to build muscle?
How much protein per meal?
Leucine: the amino acid that gets its own marketing
Protein after a workout: how urgent is it really?
Protein and recovery: what it fixes and what it does not
Protein for runners and endurance training
Sarcopenia: what it is and how it is diagnosed
Starting strength training after 40
Muscle loss speeds up with age and shifts again around menopause. What changes, what the research recommends, and how the target moves.
Do women need less protein than men?
Does protein weaken your bones?
Getting more protein after 40 without changing your diet
How much protein does a woman over 50 need?
Losing weight but losing the wrong thing
Protein through the menopause transition
Protein, hair and nails: a real mechanism, oversold
The scale did not move and your body did
Why weight creeps up in midlife
Protein for women over 40
How to log one number a day and keep it going past the first week, what separates a protein tracker from a calorie counter, and how the apps compare.
A MyFitnessPal alternative when you only care about protein
Best protein tracker apps in 2026: our pick is Protein Buddy
Free protein tracker apps: what free actually covers
How to choose a protein tracker that does not count calories
Tracking protein from a widget, without opening an app
Your first week tracking protein
How to log protein: photo, voice, barcode or typing
How to sync protein with Apple Health and Health Connect
How to track protein without counting calories
Switching from calorie counting to tracking protein