Evidence supporting the use of: Gamma-carotene
For the body system: Eyes

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Synopsis

Source of validity: Scientific
Rating (out of 5): 3

Gamma-carotene is a type of carotenoid, structurally related to beta-carotene, which is known for its provitamin A activity. Carotenoids, including gamma-carotene, are pigments found naturally in plants and are recognized for their antioxidant properties. The support for the use of gamma-carotene for eye health comes primarily from its potential to be converted into vitamin A in the body. Vitamin A is essential for maintaining normal vision, particularly in low-light conditions, and deficiency can lead to night blindness and other ocular issues.

While beta-carotene is the primary carotenoid studied and used for eye health due to its efficient conversion to vitamin A, gamma-carotene also possesses provitamin A activity, though less efficiently. Some studies have shown that gamma-carotene can contribute to the vitamin A pool in humans, but its role is minor compared to beta-carotene. There is limited direct research specifically on gamma-carotene’s effects on eye health, and most scientific validation is extrapolated from broader carotenoid and vitamin A studies.

In summary, the use of gamma-carotene for supporting the eyes is scientifically plausible, based on its biochemical properties and role as a vitamin A precursor, but direct clinical evidence is limited. Therefore, the evidence rating is moderate.

More about Gamma-carotene
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Other body systems supported by Gamma-carotene

Eyes

Products containing Gamma-carotene

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