Drinking lemon water during the day absorbs UV rays, but the amount is negligible.

Some people say that lemons are a "photoreceptor" and that drinking lemon water during the day will darken your skin. In fact, darkening needs enough sun exposure, enough photosensitive substances and other conditions. Some experiments show that to drink 353 lemon water, irradiation more than 300 hours, in order to have the effect of black, so you can drink lemon water during the day.

Extended information:

Foods with UV protection:

1, Broccoli

Broccoli in the nutrients, not only high content, and very comprehensive, mainly including protein, carbohydrates, fat, minerals, vitamin C and carotene.

Broccoli has a sunscreen function, scientists pointed out that the principle of chemical sunscreens is generally to absorb, block or disperse UV ultraviolet rays, while cruciferous vegetables such as broccoli contain a compound called isothiocyanate, not only has anti-cancer effects, but also helps to enhance the antioxidant capacity of human skin cells, thus resisting UV damage.

2, green tea

U.S. research pointed out that drinking green tea or using green tea ingredients in the maintenance products, can let the sun lead to sunburn, skin relaxation and roughness of the peroxide reduction of about 1 / 3. The general health of the people drinking tea, 2-4 cups a day is more appropriate, but also can be different types of tea to drink.

3, dark chocolate

Dark chocolate has a strong antioxidant effect, appropriate to eat some, can effectively slow down the speed of skin aging, the health of the body is also very good. It is understood that the Canadian Laval University research team experiments confirmed that dark chocolate contains rich antioxidant polyphenol components can also effectively accelerate the skin's blood circulation, resistance to a part of the ultraviolet damage, play the effect of sunscreen.

If you apply sunscreen, sunscreen milk and other sunscreen products on a daily basis, appropriate consumption of dark chocolate, sunscreen skin care effect will be more comprehensive.

4, apple

In the shadow of the apple waxing freshness, or personal habits drive, some friends eat apples like to peel before eating, and skin care experts said that the apple skin is not only rich in vitamin C components, but also contains antioxidants that can resist UVB components - Quercetin composition, whitening the skin, lightening pigmentation has a certain effect.

So, if you can ensure that the skin of the apple is clean and free of pollution, you should eat the apple with the flesh, do not waste this natural "sunscreen".

5, tomato

Tomato can be said to be between vegetables and fruits of the food species, sweet and sour, delicious flavor, and rich in nutrients. According to the University of Manchester study found that ripe tomatoes are rich in lycopene, which can effectively block the formation of free radicals in the skin, reducing the damage of ultraviolet rays on the skin. Experiments also found that people who often eat tomatoes skin sun resistance than not eat tomatoes population of sun resistance is higher than one-third.

6, wolfberry

Wolfberry nutritious, rich in lycium berry polysaccharide, lycium berry polysaccharide is a kind of water-soluble polysaccharide, is the most important active ingredient in the wolfberry, the relative molecular mass of 68-200, become a hotspot for research at home and abroad.

Which also take the immunomodulation and anti-tumor effect of Lycium barbarum polysaccharide research most. Now there are many studies show that LBP has the role of promoting immunity, anti-aging, scavenging free radicals, anti-fatigue, anti-radiation, hepatoprotection, reproductive function protection and improvement. Not only that, a number of animal experiments have found that goji berries help to block UV-induced oxidation and relieve sunburn-induced dermatitis and swelling.

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