How can older adults eat enough protein to prevent muscle loss?
My mother is 71 and has been losing weight and strength. Her doctor mentioned sarcopenia. How much protein do older adults actually need each day, and what are practical ways to get enough when appetite is poor?
✓ Accepted answer
Older adults should aim for 1.0 to 1.2 grams of protein per kilogram of body weight daily to prevent sarcopenia, which is significantly higher than the general recommendation for younger adults.
- Spread intake evenly across the day. Muscles respond best to doses of 25 to 30 grams of protein per meal. Instead of a heavy dinner, include a protein source at breakfast, lunch, and dinner. For example, pair two eggs with Greek yogurt for breakfast and add a serving of beans or lentils to a salad at lunch.
- Utilize leucine-rich sources. Leucine is an amino acid that triggers muscle protein synthesis. High-quality sources include whey protein, chicken breast, salmon, and eggs. If solid food is difficult, a high-quality protein shake with at least 25 grams of protein can be an effective supplement, especially if recommended by a registered dietitian.
- Enhance palatability to combat poor appetite. Use strong spices, herbs, or umami-rich ingredients like soy sauce or parmesan cheese to make high-protein foods more appealing without adding excessive salt. Smaller, frequent meals are often easier to digest than three large ones, preventing early satiety from discouraging intake.
- Combine with resistance training. The National Institute on Aging emphasizes that protein intake works best when paired with strength exercises. Even simple body-weight movements, such as standing up from a chair or using light hand weights, can stimulate muscle retention when protein is available for repair.
- Monitor kidney health. While increased protein is generally safe for healthy older adults, those with chronic kidney disease should consult their physician or a nephrologist before altering their dietary intake to ensure they are not placing undue stress on their kidneys.
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