alpha-carotene

Kuhn and Lederer called these isomers beta - and alpha-carotene.

Richard Kuhn and the Chemical Institute: Double Bonds and Biological Mechanisms 2010

Two years later, Lederer discovered a third form of carotene, which he and Kuhn called gamma-carotene. alpha-carotene beta-carotene

Richard Kuhn and the Chemical Institute: Double Bonds and Biological Mechanisms 2010

Green Magma also contains the antioxidants alpha-carotene, beta-carotene, vitamin C, vitamin E succinate, superoxide dismutase SOD, catalase, and chlorophyll.

Forever Young M.D. Nicholas Perricone 2010

When there is sufficient vitamin A in the body, the conversion of alpha-carotene and beta-carotene to vitamin A ceases.

Forever Young M.D. Nicholas Perricone 2010

No discussion of foods that renew, repair, and rejuvenate would be complete without the most significant sources of the carotenoids, both those found in microalgae and fish such as salmon (astaxanthin) and those found in plants (lycopene, lutein, zeaxanthin, alpha-carotene, and beta-carotene).

Forever Young M.D. Nicholas Perricone 2010

Your body can convert alpha-carotene and beta-carotene into vitamin A.

The Most Complete Food Counter, 2nd Edition Annette B. Natow Ph.d. 2006

Provitamin A comes from several carotenoids see below, including alpha-carotene, beta-carotene, and beta-cryptoxanthin.

Eat, Drink, and Be Healthy M.D. Walter C. Willett 2005

Provitamin A comes from several carotenoids see below, including alpha-carotene, beta-carotene, and beta-cryptoxanthin.

Eat, Drink, and Be Healthy M.D. Walter C. Willett 2005

Like other orange veggies, such as sweet potatoes and carrots, pumpkin is rich in the carotenoids alpha-carotene and beta-carotene.

The Seattle Times 2011

It may not be as exotic as acai berry or as marketable as dark chocolate and red wine, but we have another entrant into the "superfood" sweepstakes: alpha-carotene.

The Seattle Times 2011