Protein builds a stronger body. But better health takes more than a bigger number on your tracker.
You hit your protein target again today. Shake after the workout. High-protein snack at 4 pm. Chicken at dinner.
And you still feel flat. Muscles recover slowly. Digestion is off. Energy dips by evening.
Here’s the twist. Some people eat far more protein than they need. Others, especially those on busy schedules, struggle to reach their daily requirement. Both groups are chasing the same thing: a number.
That’s the protein paradox. We focus on how much, and miss how right, how varied and how balanced.
Why your body needs protein
Protein is made of amino acids. They are the building blocks for muscle, enzymes, immune cells, skin and other tissues.
When you lift, your body breaks down and rebuilds muscle protein. Enough protein supplies the amino acids for that rebuild. This process is called muscle protein synthesis.
The International Society of Sports Nutrition suggests about 1.4–2.0 g of protein per kg of body weight per day for most people who exercise regularly (Jäger et al., 2017).
But needs shift with:
Age
Activity level
Training intensity
Calorie intake
Health status
Your number is not your friend’s number. Aim for what fits your life, not a target that supposedly works for everyone.
More protein does not mean more muscle
This is the biggest myth in fitness.
Muscle grows from a system, not a single nutrient. Progressive training, enough calories, good sleep and proper recovery all have to work together.
Once your protein needs are met, adding much more brings little extra benefit for muscle growth. Excess protein doesn’t automatically become extra muscle (Jäger et al., 2017).
Picture someone who trains five days a week, sleeps five hours and under-eats. Their protein can be sky-high and they’ll still struggle to recover.
Supplements can help. They’re useful when meal prep isn’t realistic. But they’re optional. Eggs, dairy, fish, poultry, soy, beans and lentils can all get you there.
Consistency beats chasing the highest number.
Quality counts, not just quantity
Not all protein sources look the same. Each brings its own mix of amino acids and other nutrients.
Eggs, dairy, fish and poultry: all nine essential amino acids
Soy: also all nine essential amino acids
Lentils, chickpeas, beans, tofu: valuable plant-based contributors
Vegetarian or vegan? You can meet your needs. Eat a variety of plant proteins through the day and get your portions right.
Look beyond the protein number too. Eggs bring micronutrients. Lentils bring fibre. A good meal is judged on everything it gives you, not just grams of protein.
The missing piece: fibre
A high-protein diet can quietly turn lopsided. Meat, shakes and packaged snacks take over. Fruits, vegetables, whole grains and legumes get squeezed out.
Fibre supports normal bowel function and a healthy gut environment. Fibre-rich foods also carry vitamins, minerals and other beneficial compounds (WHO, 2023).
Easy ways to add it:
Oats
Apples and bananas
Carrots and cucumbers
Beans and lentils
Whole grains
Think of one plate: lentils, whole grains and vegetables. That’s protein, carbs, fibre and micronutrients together. Add eggs, yoghurt or tofu if you need more protein.
Protein and fibre are not rivals. Your muscles need one. Your gut needs the other. You need both.
Does a high-protein diet harm your kidneys?
It’s a common worry. The honest answer depends on your existing kidney health, how much you eat and for how long.
In adults without chronic kidney disease, research hasn’t consistently shown kidney damage from higher-protein diets. But many studies are short, so the long-term effects of sustained high intake are still uncertain (Devries et al., 2018).
If you have chronic kidney disease, your protein may need adjusting based on your stage. Speak to a doctor or renal dietitian before going high-protein (National Kidney Foundation, n.d.).
The takeaway is simple. Aim for appropriate, not extreme.
How to apply this every day
You don’t need complicated rules. Start here:
Know your range: body weight, activity, age and goals set your estimate
Spread it out: protein across meals, not one giant serving
Vary your sources: eggs, dairy, fish, poultry, soy, beans, lentils
Add fibre: fruits, vegetables and whole grains next to every protein
Use powder wisely: convenient, but not a substitute for real meals
Protect recovery: pair nutrition with training, sleep and rest
Get guidance when needed: medical conditions call for personalised advice
Consistency beats extreme rules you can’t keep.
Key takeaways
Protein supports muscle repair, tissue maintenance and normal body function
More protein does not automatically mean more muscle
Your needs depend on your body, your training and your goals
Protein quality, fibre and dietary variety all matter
Supplements are convenient, not mandatory
With kidney disease or another relevant condition, get personalised advice
Final thoughts
Good nutrition isn’t about maxing out one nutrient at the cost of everything else.
Protein matters. But it works best inside a balanced plate, smart training and real recovery. Body, gut and mind are one system, and your food has to support all three.
So stop asking, “How much more protein can I eat?”
Ask this instead: “Is my protein right for me, within a diet that supports my whole health?”
At HB+, we build progress on evidence-informed choices, individualised coaching and habits that support your body as a whole.
Ready to find the protein approach that actually fits you? Explore 1-on-1 coaching at
hbplus. fit.
References
Jäger, R., Kerksick, C. M., Campbell, B. I., et al. (2017). International Society of Sports Nutrition position stand: Protein and exercise. Journal of the International Society of Sports Nutrition, 14, 20. https://doi.org/10.1186/s12970-017-0177-8
National Academies of Sciences, Engineering, and Medicine. (2005). Dietary Reference Intakes for Energy, Carbohydrate, Fiber, Fat, Fatty Acids, Cholesterol, Protein, and Amino Acids. National Academies Press. https://doi.org/10.17226/10490
World Health Organization. (2023). Carbohydrate intake for adults and children: WHO guideline. https://www.who.int/publications/i/item/9789240073593
Devries, M. C., Sithamparapillai, A., Brimble, K. S., Banfield, L., Morton, R. W., & Phillips, S. M. (2018). Changes in kidney function do not differ between healthy adults consuming higher- compared with lower- or normal-protein diets: A systematic review and meta-analysis. The Journal of Nutrition, 148(11), 1760–1775. https://doi.org/10.1093/jn/nxy197
National Kidney Foundation. (n.d.). CKD diet: How much protein is the right amount? https://www.kidney.org/kidney-topics/ckd-diet-how-much-protein-right-amount?page=1
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