Menopausal women should aim for 1.0 to 1.2 grams of protein per kilogram of body weight per day. That’s significantly higher than the standard recommendation of 0.8 grams per kilogram that applies to the general adult population. For a 150-pound (68 kg) woman, this works out to roughly 68 to 82 grams of protein daily.
Why Protein Needs Increase at Menopause
Declining estrogen levels during the menopausal transition accelerate muscle loss. Lean body mass decreases by about 0.5% per year during this period, which translates to an average loss of roughly 0.2 kg of muscle annually. That may sound small, but it compounds over a decade into meaningful losses of strength, mobility, and metabolic health.
Your body also becomes less efficient at using dietary protein to build and repair muscle as you age, a process sometimes called anabolic resistance. The standard protein recommendation of 0.8 grams per kilogram was designed for younger adults and simply isn’t enough to counteract the muscle loss that comes with menopause. The PROT-AGE expert group, which focuses on nutrition for older adults, recommends 1.0 to 1.2 grams per kilogram specifically to maintain muscle mass in this population.
The higher end of that range, closer to 1.2 grams per kilogram, is particularly relevant if you exercise regularly, are older (late 60s and beyond), or are trying to lose or maintain weight.
How to Calculate Your Target
Start by converting your weight to kilograms (divide your weight in pounds by 2.2), then multiply by 1.0 and 1.2 to get your daily range.
- 130 lbs (59 kg): 59 to 71 grams per day
- 150 lbs (68 kg): 68 to 82 grams per day
- 170 lbs (77 kg): 77 to 93 grams per day
- 200 lbs (91 kg): 91 to 109 grams per day
If you’re significantly overweight, using an adjusted or ideal body weight for the calculation may be more appropriate, since excess fat tissue doesn’t drive protein needs the same way muscle does.
Protein Distribution Matters
Hitting your daily total is only part of the equation. How you spread protein across the day makes a real difference in how well your muscles can use it. Aim for 25 to 30 grams of protein at each meal and at least 10 grams at each snack. Research on postmenopausal women suggests that getting 30 to 40 grams of protein in at least one or two meals per day is particularly beneficial for preserving muscle.
Many women front-load carbohydrates at breakfast (toast, cereal, fruit) and back-load protein at dinner. This pattern leaves your muscles without adequate fuel for most of the day. A simple shift, like adding eggs, Greek yogurt, or cottage cheese to breakfast, can make a noticeable difference in how evenly your protein is distributed.
Benefits Beyond Muscle
Higher protein intake during and after menopause does more than protect muscle. Protein-rich diets increase satiety and boost thermogenesis (the energy your body burns digesting food), both of which help with weight management during a time when many women find their body composition shifting toward more abdominal fat. Higher protein diets can also improve glucose handling and insulin sensitivity, which matters because menopause increases the risk of insulin resistance.
One randomized trial in postmenopausal women with abdominal obesity found that a high-protein diet (22% of calories from protein) improved the body’s ability to clear glucose from the bloodstream, particularly when some of the protein came from soy sources. Insulin sensitivity was 55% higher on the soy-enriched version compared to a diet relying mainly on meat and dairy for protein. While this was a small study, it aligns with broader evidence that protein source variety has metabolic benefits.
Animal vs. Plant Protein Sources
Both animal and plant proteins can help you meet your daily target, and a mix of both is a practical approach for most people. Animal sources like poultry, fish, eggs, and dairy are “complete” proteins, meaning they contain all the essential amino acids your muscles need in a single serving. Plant sources like beans, lentils, tofu, and nuts can provide the same amino acids when you eat a variety throughout the day.
One area where protein source may matter is bone health. A 12-week clinical trial that assigned participants to diets with different ratios of animal to plant protein (ranging from 70/30 to 30/70) found that shifting toward predominantly plant protein was associated with markers of accelerated bone turnover. However, the participants eating more plant protein were also getting less calcium and vitamin D than recommended, making it hard to isolate whether the protein source itself was the issue. The takeaway: if you rely heavily on plant protein, pay extra attention to calcium and vitamin D intake.
Practical Ways to Hit Your Target
Getting 70 to 90 grams of protein daily is achievable without supplements, but it does require some intention. Here’s what a day with roughly 80 grams of protein could look like: two eggs and a cup of Greek yogurt at breakfast (about 28 grams), a chicken salad or lentil soup at lunch (about 25 grams), a palm-sized portion of salmon or tofu with dinner (about 25 grams), and a handful of almonds or a cheese stick as a snack (about 7 grams).
Protein powder can be a convenient option if you consistently fall short, especially at breakfast. Whey protein is well-studied for muscle preservation, and soy protein is a solid plant-based alternative with its own metabolic benefits. But whole food sources come packaged with other nutrients your body needs, so supplements work best as a backup rather than a foundation.
The most common mistake isn’t choosing the wrong protein sources. It’s simply not eating enough of them, especially at breakfast and lunch. Tracking your intake for a few days using a food app can reveal whether you’re actually hitting the 1.0 to 1.2 gram range or just assuming you are.