Vitamin A
VitaminFood Sources
Foods that contain Vitamin A.
- Carrots (Cooked)
Carrots are an excellent source of vitamin A and beta-carotene
Source: The Young Forever Cookbook
Health Benefits
Health conditions that Vitamin A may influence, based on research.
Protects Against
- Age-Related Macular Degeneration
Vitamin A is one of the most effective vitamins (together with vitamins C and E) for reducing the risk of macular degeneration; it plays an essential role in the human retinal pigment epithelial cells
Source: Nutrition, Food and Diet in Ageing and Longevity
- Skin Aging
Vitamin A and its metabolites promote new deposition of collagen and prevent its degradation, addressing wrinkled appearance and atrophy of aged skin
Source: Nutrition, Food and Diet in Ageing and Longevity
- Alzheimer's disease
Retinoids inhibit neuroinflammatory cytokines in microglia and astrocytes; stimulation of retinoic acid receptors slows accumulation of amyloids and reduces neurodegeneration
Source: Nutrition, Food and Diet in Ageing and Longevity
Biological Mechanisms
How Vitamin A works at a cellular level.
- PromotesBoosts immune function
Vitamin A deficiency is associated with a defective immune response to infection; the active form regulates immune cell differentiation and activates T cell responses
- PromotesImproves collagen synthesis
Vitamin A and its metabolites promote new deposition of collagen and prevent its degradation by increasing type I procollagen and reducing matrix metalloproteinase-1 activity
Recipes with Vitamin A
Recipes featuring foods that contain Vitamin A.
Sources
- How Not to Age
- The Young Forever Cookbook
- Nutrition, Food and Diet in Ageing and Longevity