Why Protein Matters for Women’s Health

The word protein comes from the ancient Greek proteios, meaning “of primary importance.”

It is a fitting definition.

Because protein is not just another macronutrient. It is one of the body’s most essential building blocks, involved in everything from muscle maintenance and metabolism to hormone production, immune defence, brain function and healthy ageing.

And yet, despite its importance, many women still underestimate how much protein really matters.

For years, protein has often been framed too narrowly - as something mainly relevant to athletes, bodybuilders, or people trying to build visible muscle. But that view misses the bigger picture.

Protein is not only about performance in the gym.

It is about supporting the body in everyday life.

The Misconception Around Protein

One of the main reasons protein is still overlooked is because many women do not see it as relevant to them.

It is often associated with fitness culture, muscle gain, or protein shakes marketed toward athletes. So unless someone is actively training for strength or physique goals, protein can feel like something optional rather than essential.

But protein is not a niche sports nutrient.

It is a daily requirement for human health.

Your body depends on protein to build and repair tissues, create enzymes and hormones, support the immune system, maintain lean mass, regulate appetite and produce neurotransmitters involved in mood and focus.²³

So while protein certainly matters for performance, it also matters for energy, resilience, recovery and long-term wellbeing.

In other words, protein is not just important if you want to build muscle.

It is important if you want to support your body well.

The Real Issue: Many Women Still Don’t Get Enough

The problem is not always that women eat too little overall.

More often, protein intake is simply too low, too inconsistent, or too concentrated in one meal.

A common pattern looks like this:

• very little protein at breakfast

• a moderate amount at lunch

• most protein consumed at dinner

This matters more than many people realise.

Research suggests that protein is more effective when it is distributed more evenly across the day rather than saved almost entirely for the evening meal.¹⁹ A more balanced intake may better support muscle protein synthesis, satiety and metabolic health.

That means a breakfast based mostly on toast, cereal or fruit, followed by a light lunch and one protein-rich dinner, may leave the body under-supported for much of the day.

Why Women Should Pay Closer Attention

Protein is important for everyone, but there are several reasons women in particular benefit from being more intentional about it.

1. Women are often encouraged to eat lighter, not better

For many women, nutrition advice has long focused on eating less, choosing smaller portions, and avoiding foods associated with strength or muscle gain.

As a result, protein is often unintentionally under-prioritised — especially in the meals where it could make the biggest difference, such as breakfast or snacks.

2. Protein supports satiety and more stable energy

Protein is the most satiating macronutrient. It helps stimulate hormones such as GLP-1 and peptide YY, while lowering ghrelin, the hormone associated with hunger.⁴⁵

In practice, this can help meals feel more satisfying, support steadier energy throughout the day, and reduce the urge to snack constantly or chase quick fixes when energy dips.

3. Muscle becomes more important with age, not less

From around the age of 30, muscle mass gradually begins to decline. This process can accelerate further during perimenopause and menopause, partly due to hormonal changes including lower estrogen levels.⁷

That matters because muscle is not just about appearance.

It plays a major role in metabolic health, blood sugar regulation, physical strength, mobility and long-term independence.

Protein, together with movement and resistance training, helps support the maintenance of that muscle tissue over time.

Protein Does Far More Than Build Muscle

Protein is made up of amino acids, including nine essential amino acids that must come from the diet.² These amino acids are used to build and maintain proteins throughout the body.

That includes not only muscle tissue, but also organs, skin, enzymes, hormones and structural components involved in nearly every physiological process.

Protein is required for:

• muscle repair and maintenance

• immune function

• hormone production

• enzyme activity

• neurotransmitter production

• skin, hair and structural tissues

• metabolic processes throughout the body³

This is why protein deserves to be seen as foundational nutrition rather than a category reserved for fitness enthusiasts.

Protein, Metabolism and Appetite

One of the most valuable things about protein is that its benefits go well beyond structure and repair.

It also changes how we feel.

Blood sugar and energy

Compared with meals that are heavily based on refined carbohydrates, protein-rich meals tend to support a slower and more stable blood sugar response.⁴

That can help reduce the peaks and crashes that often lead to low energy, irritability or cravings later in the day.

Fullness and appetite control

Protein is widely recognised as the most satiating macronutrient.⁴⁵

That does not mean every meal needs to be high protein. But regularly including a meaningful protein source can make eating patterns feel more balanced and easier to sustain.

Higher thermic effect

Protein also has the highest thermic effect of food, meaning the body uses more energy to digest and process it compared with fats or carbohydrates.⁶

This does not make protein a magic solution. But it does make it a valuable ally in supporting metabolic health.

Myth: “I Eat Healthy, So I’m Probably Getting Enough”

This is one of the most common assumptions — and often one of the least accurate.

A person can eat a very health-conscious diet and still fall short on protein.

Smoothie bowls, fruit, oats, soups, salads, rice dishes and snack-style meals can all be nutritious. But if they are not built around a real protein source, total intake may still be too low.

This is especially common among women who:

• eat lightly in the morning

• rely on quick convenience meals

• snack instead of eating balanced meals

• eat mostly plant-based without paying enough attention to protein quality and quantity

 

So the question is not only whether a diet looks healthy.

It is whether it consistently delivers what the body actually needs.

Myth: “I Don’t Train Hard, So Protein Isn’t That Important”

Exercise can increase protein needs, especially resistance training.

But protein is not only relevant for active women trying to build muscle.

Even outside the gym, the body still needs protein for tissue maintenance, immunity, recovery, hormone production, enzyme activity and healthy ageing.²³

That means protein still matters if your goal is not aesthetics or performance, but simply feeling well, staying strong and supporting your health over time.

Myth: “Protein Shakes Are Only for Athletes”

Whole foods should always be an important part of a healthy diet.

But convenience matters more than people like to admit.

For many women, the issue is not understanding that protein matters. The issue is consistently getting enough of it in real life.

Busy mornings, workdays, travel, low appetite early in the day, or plant-based eating can make that harder than it sounds.

In those situations, a high-quality protein shake can be a useful tool.

Not because it is superior to food.

But because it helps make consistency easier — and consistency is what matters.

How Much Protein Is Actually Useful?

The historical minimum protein recommendation is designed to prevent deficiency. It is not necessarily the same as what is optimal for satiety, body composition or healthy ageing.

Many researchers now suggest that a higher intake may be more supportive, especially for active adults and older individuals.

A practical evidence-based target often falls around:

1.2–1.6 g of protein per kilogram of body weight per day⁸

That means a woman weighing 60 kg may benefit from around 72–96 g per day, depending on activity, goals and life stage.

Another useful guideline is:

Aim for around 20–30 g of protein per meal⁹

This can help spread intake more evenly across the day and better support muscle maintenance, satiety and overall nutritional quality.

What This Can Look Like in Everyday Life

In practice, protein often becomes easier when you stop thinking about it as one big daily number and start thinking meal by meal.

For example:

• breakfast: skyr, eggs, tofu scramble, or a protein smoothie

• lunch: fish, chicken, eggs, tofu, tempeh or legumes in a balanced meal

• snack: yogurt, edamame, a shake, or another protein-rich option

• dinner: a proper serving of meat, fish, tofu, lentils or another complete protein source

The goal is not perfection.

The goal is to stop leaving almost all protein until the end of the day.

Because when protein intake becomes more balanced, the entire day often feels more balanced too.

Why This Matters More Than Ever

Modern lifestyles make it surprisingly easy to under-eat protein.

Rushed mornings, convenience foods, long gaps between meals, years of dieting habits, and plant-based eating patterns without enough structure can all contribute to the same outcome: meals that look fine on the surface, but do not provide enough protein to fully support the body.

This is why better nutrition does not always begin with eating less.

Sometimes it begins with eating more of what truly matters.

And protein is one of the clearest examples of that.

The Naway Approach

At Naway, our philosophy is simple:

Nutrition should work with your routine, not against it.

We believe healthy habits should feel realistic enough to maintain and enjoyable enough to become part of everyday life. That is why we focus on creating practical, high-quality products that make it easier to support your body consistently.

Not through complicated systems.

But through simple habits that add up over time.

Because when nutrition feels sustainable, it becomes powerful.

---

 

References

1. Areta JL et al. (2013). Timing and distribution of protein ingestion during prolonged recovery from resistance exercise alters myofibrillar protein synthesis. Journal of Physiology.

2. Wu G. (2016). Dietary protein intake and human health. Food & Function.

3. Institute of Medicine. (2005). Dietary Reference Intakes for Energy, Carbohydrate, Fat, Fatty Acids, Cholesterol, Protein, and Amino Acids.

4. Layman DK et al. (2015). Dietary protein for appetite control and weight management. Journal of Nutrition.

5. Paddon-Jones D et al. (2008). Protein, weight management, and satiety. American Journal of Clinical Nutrition.

6. Westerterp KR. (2004). Diet induced thermogenesis. Nutrition & Metabolism.

7. Greising SM et al. (2019). Age-related skeletal muscle changes and estrogen deficiency. Frontiers in Physiology.

8. Morton RW et al. (2018). Protein intake to maximize resistance training adaptations. British Journal of Sports Medicine.

9. Bauer J et al. (2013). Evidence-based recommendations for optimal dietary protein intake in older people. Journal of the American Medical Directors Association.