Vitamin A: The most abundant foods are liver and egg yolk. Carotene in plant food can be converted into vitamin A in the body, so it is also a good supplementary source. Foods rich in carotene include dark green leafy vegetables such as kale, cauliflower, spinach, oil wheat and Chinese cabbage, and orange vegetables and fruits such as carrots, pumpkins, red sweet potatoes, mangoes, oranges and papayas.

Vitamin d: salmon, cod, eggs, animal liver, milk, lean meat, nuts, seafood, etc.

Vitamin e: all kinds of fresh nuts, beans, coarse grains, etc.

Lutein. Lutein is a fat-soluble vitamin, and its absorption spectrum contains near blue-violet light, which can help the retina of the eye resist ultraviolet rays. Lutein is an important eye antioxidant. Supplementing a large amount of lutein to the human body is helpful to maintain the persistence of vision, improve the visual reaction time and reduce the visual damage. For nearsighted teenagers, lutein supplementation can delay the aggravation of myopia, and regular use of lutein can effectively prevent the harm of computer radiation to human body.

The eye of Haematococcus pluvialis is the most vulnerable organ to oxidative attack. Mild eye injuries usually show eye fatigue and decreased vision, and severe cases can lead to blindness, glaucoma, cataract, presbyopia, retinopathy and macular degeneration. Haematococcus pluvialis extract can cross the "blood-retina barrier", repair substances damaged by oxidation in the eyes, reach any part of the eyes, and quickly improve eye diseases caused by study, work and prevention.