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Protein

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Food Sources

Foods that contain Protein.

  • Legumes

    Beans are rich in protein, fiber and carbohydrates while being very low in fat and sugar; warehouses of nutrients

    Source: Nutrition, Food and Diet in Ageing and Longevity

  • Eggs

    Eggs are one of the easiest, most nutrient-dense sources of protein

    Source: The Young Forever Cookbook

  • Tofu

    Tofu is a healthy plant-based alternative that's packed with protein and amino acids

    Source: The Young Forever Cookbook

  • Wild rice

    Wild rice, high in protein and antioxidants, is a great base because of its chewy texture and nutty flavor

    Source: The Young Forever Cookbook

Health Benefits

Health conditions that Protein may influence, based on research.

Protects Against

  • Sarcopenia1.0-1.2 g/kg body weight/day for elderly

    Increased intake of dietary proteins was reported beneficial in the maintenance of muscle mass and the prevention of sarcopenia; Recommended treatment of sarcopenia consists of resistance exercise ideally in combination with protein or leucine and vitamin D when deficient; protein supplementation increases muscle mass gain in frail elderly

    Source: Nutrition, Food and Diet in Ageing and Longevity

  • Obesity

    Protein intake at levels of requirement through energy restricted diets contributes to weight loss, while increased intakes are effective in maintaining fat-free mass

    Source: Nutrition, Food and Diet in Ageing and Longevity

  • Osteoporosis

    Shams-White et al. (2017) concluded no adverse effect of high protein intake on bone health and highlighted that a higher protein intake may reduce bone mineral density loss in older adults

    Source: Nutrition, Food and Diet in Ageing and Longevity

  • Bone mineral density loss

    Protein intake might play a more important role by stimulating IGF-1 and by increasing dietary calcium uptake; higher protein intake is indeed related to reduced fracture risk

    Source: Nutrition, Food and Diet in Ageing and Longevity

Biological Mechanisms

How Protein works at a cellular level.

  • PromotesStimulates Muscle Protein Synthesis

    Physical activity and intake of dietary proteins are main anabolic stimuli for synthesis of muscle proteins; Consumption of proteins elevates concentrations of amino acids and insulin in the bloodstream, increasing activity of mTOR pathway, the central pathway in muscle protein synthesis stimulation

  • PromotesIncreases feelings of fullness

    Protein-rich diets were more satiating than those high in fats and carbohydrates; protein-rich snacks delayed next meal requests by 60 min vs 35 for carbs and 25 for fat

  • PromotesPromotes Muscle Growth

    Protein and amino acids are the essential building blocks of life. Without them, we simply cannot build or maintain lean muscle mass

  • PromotesSuppresses Appetite by Inhibiting Ghrelin

    Eating protein helps us feel satiated, inhibiting the release of the hunger-inducing hormone ghrelin, so we eat fewer calories overall

  • PromotesTOR-S6K pathway activation

    Proteins and amino acids, especially leucine, activate TOR-S6K genes that accelerate aging

  • PromotesIGF-1 signaling

    Protein consumption is the key regulator of IGF-1 levels

Recipes with Protein

Recipes featuring foods that contain Protein.

Sources

  • How Not to Age
  • Nutrition, Food and Diet in Ageing and Longevity
  • The Young Forever Cookbook
  • Outlive
  • The Longevity Diet