Why Muscle Loss Speeds Up After 75
After the age of 60, the body naturally begins to lose muscle each year. After 75, this process often becomes more noticeable due to several factors, including:
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Reduced protein absorption
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Lower appetite
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Less physical activity
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A weaker anabolic (muscle-building) response to food
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Increased inflammation and oxidative stress
Even people who feel they “eat enough” may still struggle to maintain muscle, because nutrient density becomes more important than just the amount of food.
That’s where nutrient-rich seeds and legumes come into the picture.
The Most Talked-About “Seed”: Lentils (and Similar Legumes)
Although they are usually classified as legumes, lentils are technically edible seeds. They are among the most affordable plant-based protein sources in the world and have been used as a staple food for thousands of years.
Cooked lentils are often highlighted because they provide:
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A good amount of plant protein
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Complex carbohydrates for steady energy
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Fiber that supports digestion
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Essential minerals important for muscle function
They are especially popular among older adults because they are easy to chew, easy to digest when well-cooked, and budget-friendly.
The Muscle-Supporting Nutritional Profile
1. Plant-Based Protein
One cup of cooked lentils provides roughly:
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About 18 grams of protein
While eggs are considered a “complete” protein, lentils can still provide a steady supply of amino acids when eaten regularly — especially when combined with grains like rice or oats.
Protein helps support:
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Muscle maintenance
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Tissue repair
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Preservation of strength
For older adults who have trouble digesting meat, lentils are often gentler on the stomach and easier to include in daily meals.
2. Indirect Support for Leucine Pathways
Leucine is an essential amino acid that plays a key role in muscle protein synthesis.
Lentils are not as high in leucine as animal proteins, but frequent intake throughout the day can still help stimulate important muscle-maintenance pathways — especially when paired with light resistance movements, such as chair exercises or gentle strength training.
Consistency matters more than perfection at this age.
3. Magnesium: The Overlooked Muscle Mineral
One cup of cooked lentils contains around 70 mg of magnesium, a mineral that contributes to:
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Muscle contraction and relaxation
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Nerve signal transmission
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Reduction of cramps and muscle tension
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Energy metabolism
Magnesium deficiency is very common in older adults and can contribute to weakness, fatigue, and poor muscle function.