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Vitamin A status involves eye health via two separate functions. Retinal is an essential factor in rod cells and cone cells in the retina responding to light exposure by sending nerve signals to the brain. An early sign of vitamin A deficiency is night blindness. [6] Vitamin A in the form of retinoic acid is essential to normal epithelial cell ...
Why it’s a good alt: Niacinamide offers many of the same benefits as retinol—helping improve skin texture, fading dark spots and creating an even skin tone without the risk of irritation ...
A recent study suggests that taking a vitamin D supplement could lower your risk for dementia as you age, especially for women. ... vitamin D exposure was associated with significantly longer ...
Retinol, also called vitamin A 1, is a fat-soluble vitamin in the vitamin A family that is found in food and used as a dietary supplement. [3] Retinol or other forms of vitamin A are needed for vision, cellular development, maintenance of skin and mucous membranes , immune function and reproductive development. [ 3 ]
Retinyl acetate (retinol acetate, vitamin A acetate) is a natural [dubious – discuss] form of vitamin A which is the acetate ester of retinol. It has potential antineoplastic and chemopreventive activities.
"Leafy greens are packed with vitamin K, which supports memory and cognitive function," she says. They’re also a fantastic source of folate, a B vitamin linked to lower odds of dementia.
In the human body, β-cryptoxanthin is converted to vitamin A and is, therefore, considered a provitamin A.As with other carotenoids, β-cryptoxanthin is an antioxidant and may help prevent free radical damage to cells and DNA, as well as stimulate the repair of oxidative damage to DNA.
Get a free, customized vitamin plan based specifically on your health when you click on the image at right. No purchase is required -- though they gently suggest you buy vitamins -- so this is ...