For the broader life-stage plan, read our strength-training guide for women in their 20s and 30s.
Protein supports the result, but training creates the reason to adapt
Protein is important, but it does not make an unprogressive programme progressive. Your muscles still need a sufficiently challenging and repeated training signal.
Research in healthy young women shows that resistance training can improve strength and lean mass or muscle size. A large adult meta-analysis found the average additional muscle-building benefit levelled off near 1.62 g/kg/day, but that average is not a ceiling for every trained woman.
That is the first useful distinction: protein supports adaptation; progressive training creates the demand for it.
Where should you sit inside the range?
The lower end can suit a woman whose energy intake is stable and training demand is moderate. The upper end can be more useful when training volume is high, appetite permits it, energy intake is lower or age-related anabolic resistance makes each meal's protein dose matter more.
The ISSN position stand for female athletes uses 1.4 to 2.2 g/kg/day across reproductive stages and places peri- and postmenopausal women toward the upper end. This wider range is more useful than treating 1.6 as a universal maximum.
Can a woman benefit from more than 2.2 g/kg/day?
Sometimes, but it becomes an individual strategy rather than a public default. The ISSN protein position notes 2.3 to 3.1 g/kg/day may help retain lean mass in lean, resistance-trained people during an energy deficit, and research has examined intakes above 3 g/kg/day in selected healthy trained adults.
In our coaching experience, some women respond very well to higher intakes. That observation does not make 3 g/kg/day necessary for every woman, and higher targets should be designed and monitored by Megan or Peter rather than prescribed by a standard trainer.
Do you need to count every gram?
Not necessarily. Some women benefit from a short period of measuring because it shows whether their current pattern is close to what they assumed.
Others can start by placing a meaningful protein food in three or four meals across the day. The best approach is the one that improves the decision without turning food into a constant calculation.
A simple day might include eggs or yoghurt at breakfast, chicken, tuna, tofu or legumes at lunch, a useful snack, then meat, fish, tofu, dairy or legumes at dinner. Food preferences and cultural patterns should shape the examples, not the other way around.
Do you need a protein shake?
No. A shake is a convenient way to add protein when ordinary food is unavailable, unappealing or difficult to fit around the day.
It is not a separate class of adaptation. If your usual meals already provide enough protein, adding a shake does not automatically produce a better result.
Supplements can also introduce ingredients, costs and individual clinical questions that a generic blog cannot resolve. Treatment of a diagnosed deficiency, therapeutic diet or supplement interaction belongs with a doctor or Accredited Practising Dietitian.
What about the “anabolic window”?
You do not need to panic if you cannot drink a shake the moment your last set finishes. The repeatable daily pattern and the quality of the wider training programme deserve more attention than a frantic race to one narrow minute.
Eating a suitable meal or snack around training can still be practical, particularly if many hours have passed since you last ate. Practical is different from mandatory.
How protein fits the Evolved Method
At The Evolved, PRIME tells us whether posture, range, control and repeatability are appropriate. RPE, repetitions, load and the training record tell us whether the programme is producing a progressive challenge.
Our 13-week linear wave moves from repeatable accumulation work toward more intensive strength work, then deloads and tests. Nutrition supports the woman completing that work, but it cannot replace activation, warm-up, progressive acclimatisation, appropriate sets and repetitions or the progression itself.
If performance, recovery and consistency are all deteriorating, we review the system rather than prescribing more protein by reflex. The problem may be training dose, sleep, total food, stress, illness or something requiring clinical assessment.
For the full progression system, read Progressive Overload for Women: It Is More Than Adding Weight.
What can Evolved help with?
Strong and Fast Track members receive access to our general Smart Meal Plan resource. Your trainer can assign it and show you where to find it, but standard coaching does not customise the resource, set nutrition targets or monitor your food.
Individual fuelling instructions require a nutrition-qualified Evolved practitioner. At present, that means Megan or Peter; standard trainers can teach approved Level 1 habits, assign the Smart Meal Plan and direct you to an approved article, but they cannot prescribe a protein target in a PT session.
Clinical diets, diagnosed deficiencies, medication interactions and condition-specific nutrition remain with the appropriate clinician or Accredited Practising Dietitian.
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Return to Nutrition for Women Who Strength Train for the complete nutrition framework and every life-stage guide.
About Megan Brown
Megan Brown is co-owner and head coach at The Evolved All Female Gym in West End, Brisbane. She holds a Certificate IV in Fitness, including pregnancy training, and a Certified Metabolic Nutritionist qualification.
Research and scope
- Protein supplementation and resistance training: systematic review and meta-analysis
- ISSN position stand: nutritional concerns of the female athlete
- ISSN position stand: protein and exercise
- Protein requirements of premenopausal female athletes: systematic review
- Resistance training in healthy women aged 18 to 35: systematic review and meta-analysis
- Nutrition supplementation plus exercise across women's reproductive stages: 2026 systematic review and meta-analysis
This article provides general nutrition and strength-training education for healthy adults. It is not an individual nutrition prescription or medical advice.
