What Male Body Shape Do Women Find Most Attractive?
What do women actually find attractive about a man's body? Research points to more than simply being muscular. Studies examining male body shape, body fat and proportions suggest that women tend to find a broad-shouldered, relatively narrow-waisted and lean, muscular physique attractive. But for men over 40, maintaining that physique becomes more challenging as muscle becomes less responsive to dietary protein. Discover what the science reveals about the male physique women find attractive, why body fat matters, and why protein and leucine become increasingly important as you age.

A fascinating area of longevity science is emerging around the balance of two amino acids: methionine and glycine. Research shows that reducing methionine intake can extend lifespan in animals, while increasing glycine may mimic the same longevity benefits. Modern diets tend to be rich in methionine (from muscle meat) but relatively low in glycine (found in collagen and connective tissue). This imbalance may influence inflammation, metabolic health, and aging processes.

Recent scientific work suggests glycine helps the body safely process excess methionine, supports detoxification, stimulates cellular renewal processes like autophagy, and contributes to antioxidant systems such as glutathione. Collagen-rich foods—and collagen peptide supplements—are among the richest dietary sources of glycine.

This article explores the science behind methionine restriction, glycine metabolism, and why collagen-rich nutrition may be gaining attention in longevity research.