Start with the baseline

The adult Recommended Dietary Allowance is 0.8 grams per kilogram of body weight per day. It is intended to cover basic needs for most healthy adults, not to define the optimal target for every athlete, older adult, or person dieting.

Baseline RDA = body weight in kilograms × 0.8 grams

Why active people often choose more

Resistance training, endurance work, recovery, and calorie restriction can increase the practical value of higher protein intake. Sports-nutrition guidance commonly discusses ranges around 1.4–2.0 grams per kilogram for exercising adults, with individual needs depending on training and total calories.

This is a broad educational range, not a personalized prescription.

Protein during fat loss

A calorie deficit increases the importance of retaining lean tissue. Protein, resistance training, and a moderate rate of loss work together. More protein can also improve fullness, but a target so high that it crowds out fiber, fats, carbohydrates, and enjoyable foods is not automatically better.

Spread protein across the day

Distributing protein among several meals can be easier than trying to catch up at night. A practical pattern might include a meaningful source at breakfast, lunch, dinner, and an optional snack. The exact number of meals is less important than total intake and adherence.

Use varied sources

Protein can come from meat, poultry, fish, eggs, dairy, soy foods, beans, lentils, peas, nuts, seeds, and combinations of plant foods. A varied pattern also supplies different micronutrients and makes the target easier to sustain.

When individualized guidance matters

Kidney disease, certain liver conditions, pregnancy, eating-disorder treatment, and other medical situations require individualized advice. Do not use a fitness target to override medical instructions.

Frequently asked questions

Is 100 grams of protein enough?

It depends on body size, goal, activity, total calories, and medical context. Convert body weight to kilograms and compare the result with an appropriate range.

Can protein be too high?

Very high targets can crowd out other nutrients and may be inappropriate in some medical conditions. More is not always more useful.

Does plant protein count?

Yes. Soy foods, beans, lentils, peas, nuts, seeds, and grains all contribute protein.

Do I need protein immediately after exercise?

Overall daily intake and a consistent meal pattern matter more than racing to consume protein within a few minutes.

Sources

References and further reading

Last reviewed: July 13, 2026