1. Honey:
Honey is regarded as the most perfect nutritional food in the world. It contains a large number of amino acids, vitamins and carbohydrates. These nutrients are not only easily digested by the body, but are also very comprehensive and abundant. Often eating honey can make the skin rosy, delicate and shiny.

2. Carrot:
Carrot contains a large number of carotenoids, which can help to maintain the normal function of the cells and tissues of the skin, eliminate the wrinkles on the face, and stimulate the metabolism of the skin, so as to keep the skin moist and delicate.

3. Salmon:
Salmon contains a high content of Omega-3 fatty acids. These Omega-3 fatty acids can eliminate the bioactive substances which may damage the collagen and the moisture factors of the skin. As a result, it can prevent the formation of wrinkles, and prevent the skin becoming rough.

4. Kelp:
Kelp is a kind of alkaline food which is rich in mineral substances. Often eating kelp can regulate the PH of the blood and prevent the skin from secreting too much oil and fat. What's more, kelp is also very effective in the treatment of tooth decay and hair loss.

5. Milk:
Milk is one of the best foods for the skin. It can improve the activity of the skin cells, and has the effect of delaying skin aging, enhancing the tension of the skin, and eliminating the small wrinkles on the face.

6. Soybean:
Soybean is rich in vitamin E, which not only can destroy the chemical activity of the harmful free radicals in the body, but also can prevent the pigmentation on the skin. As a result, it is very effective in inhibiting skin aging. According to the "Dietary Guidelines for Chinese Residents", it is suggested that one person should take in 30 to 50 grams of soybean every day, so that to meet the essential need of their body.

7. Kiwi fruit:
Kiwi fruit contains plenty of vitamin C, which can interfere with the formation of melanin and prevent the pigmentation on the skin, keep the skin white, and help to eliminate the freckles and other spots which have already existed on the skin. However, although kiwi fruit is healthy and nutritious, it is not suitable for everyone. As kiwi fruit is cold in nature, so people who suffer from diarrhea and frequent urination should not eat kiwi fruit. Otherwise, it may bring harmful effect on their body.