How whey protein fights aging?

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As we age, our bodies naturally undergo changes that affect our skin, muscles, metabolism, and immune system. Whey protein, a high-quality protein derived from milk, has been widely studied for its ability to support healthy aging. Here’s how it helps:

 

1. Supports Healthy Skin & Collagen Production

Whey protein provides essential amino acids—particularly glycine and proline—that are building blocks for collagen, the protein that keeps skin firm and elastic. Higher collagen production helps reduce wrinkles, maintain skin hydration, and promote a radiant complexion.

 

2. Preserves Muscle Mass & Strength

Age-related muscle loss, known as sarcopenia, is a major contributor to frailty and reduced mobility in older adults. Whey protein is rich in leucine, an amino acid that stimulates muscle protein synthesis. Regular intake helps maintain lean muscle mass, improve mobility, and counter muscle wasting.

 

3. Boosts the Immune System

Whey protein contains bioactive compounds such as lactoferrin, immunoglobulins, and glutathione precursors, which strengthen the immune response. This is especially important as immunity tends to weaken with age.

 

4. Supports Weight & Heart Health

Whey protein increases satiety, helping to control appetite and prevent age-related weight gain. It has also been shown to improve cholesterol levels, blood pressure, and insulin sensitivity, which together reduce the risk of cardiovascular disease.

 

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Source:

1. Paddon-Jones D, Short KR, Campbell WW, et al. Role of dietary protein in the sarcopenia of aging. Am J Clin Nutr. 2008 May;87(5):1562s-6s.

2. von Haehling S, Morley JE, Anker SD. An overview of sarcopenia: facts and numbers on prevalence and clinical impact.  Journal of cachexia, sarcopenia and muscle. 2010;1(2):129-33.

3. Bumrungpert A, Pavadhgul P, Nunthanawanich P, et al. Whey Protein Supplementation Improves Nutritional Status, Glutathione Levels, and Immune Function in Cancer Patients: A Randomized, Double-Blind Controlled Trial.  J Med Food. 2018 Jun;21(6):612-6.

4. Available at: https://www.cdc.gov/heartdisease/risk_factors.htm. Accessed March 12, 2024.

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