β-carotene is one of the carotenoids and also an Orange fat-soluble compounds. β-carotene also act as an natural color agent. *Carotenoids can absorb the Blu-ray light that is harmful to human and it is also a powerful antioxidant. The experiment proved that carotenoids can protect the retina, and to improve our eye sight.* a lot of natural foods such as: green vegetables, sweet potatoes, carrots, spinach, papaya, mango and so on ..., there are a rich in of β carotene. β-carotene is an essential nutrient that can antioxidant, detoxification and maintenance of human health. β carotene will be converted into vitamin A in human body. If the body excessive intake of vitamin A it can cause poisoning. Therefore, the body will turn β-carotene into vitamin A when necessary. This made β carotene become a safe origin of vitamin A.
Human eyesight is depends eye fundus of macular, if you do not have enough of β-carotene to protection and support and it will be occurrence of the degenerative diseases turn into night blindness. Although this kind of disease most happen within in the senior citizen, but it can be prevent as long as taken enough of β-carotene. β-carotene is not only in balanced ours nutrition, it also helps people to prevent disease, longevity and improve physical fitness.
A large number of data confirmed that β-carotene have the exact effect in the prevention of cancer. The free radicals that found in the body is not only damage the proliferation of normal cells and also give rise to distortion and the formation of cancer. The β-carotene is the natural enemy for the free radical. Just like others carotenoids, β-carotene is one kind of antioxidant. If taken those foods that rich in β-carotene may prevent the physical contact and damage from free radical. Research has shown that high doses of β-carotene may reduce people's sensitivity to the sun.
Other effects of β-carotene:
This shows that, β-carotene is the anti-cancer, prevention of heart disease and cataract. It also can defense the problem of eye and immune.