By far the most important provitamin A carotenoid is beta-carotene; other provitamin A carotenoids are alpha-carotene and beta-cryptoxanthin. The body converts
Oxidative conversion of carotenoids to retinoids and other products. In vertebrates, provitamin A carotenoids are converted to retinal by beta-carotene-15,15'-dioxygenase. The enzyme activity is expressed specifically in int... Nagao,Akihiko - 《Journal of Nutrition》 被引量: 98发表: 2004年 加载...
Red peppers: A 1 cup serving of red peppers provides you with your daily requirement of vitamin A. Spinach: Spinach contains a type of vitamin A known as provitamin A, which works in your body after it is digested and processed. Beef liver: Beef liver is packed with vitamin A, which he...
OurPhyto-Retinol Boostercomes in perfectly dosed vegan capsules that deliverProvitamin A Carotenoids,which your skin transforms into its own potent retinoic acid — one of the most biocompatible kinds of retinoic acids. Your skin then uses this retinoic acid to fight signs of aging,including wrinkles...
The other form, provitamin A, is derived from plant-based chemicals called, conveniently enough, carotenoids. Not all carotenoids can be converted to vitamin A, but orange carrots are full of some that do, such as alpha and beta carotene. ...
Reduce the risk ofcancer:Sweet potatoes may reduce the risk of cancer, such as lung andprostate cancer. They are rich in beta-carotene (a provitamin) that is converted to vitamin A (an antioxidant). Carotenoids (orange pigment) and anthocyanins (purple pigment) in sweet potatoes have antioxida...
2003. Further analyses on Micronesian banana, taro, breadfruit and other foods for provitamin A carotenoids and minerals. Jour- nal of Food Composition and Analysis 16: 219–236. https://doi. org/10.1016/S0889-1575(02)00171-0. Faksová, Kristyna, Zuzana Derfler...
Panthenol (provitamin B5) – Panthenol hydrates the skin, improves its elasticity, reduces inflammation, soothes irritated skin, enhances wound healing, and promotes lipid production for creating a healthy skin barrier. Pentylene glycol – This is a microbial ingredient that hydrates the skin. Many co...
turned into vitamin A (retinol) in the intestine or liver.Vitamin Ais an important component to human health. It helps maintain eye health, healthy mucus membranes and immunity. Alpha-carotene, beta-carotene and beta-cryptoxanthin are provitamin A carotenoids; lutein, zeaxanthin and lycopene are ...