Photosensitive food refers to those easy to causeSolar dermatitisFood.Generally speaking, after the photosensitive food is digested and absorbed, the photosensitive substances contained in it will enter the skin. If the strong light is irradiated at this time, it will react with the sunlight, and then the exposed part will appearskinIts symptoms include redness, swelling, rash, and obvious itching, burning or tingling.
The food with photosensitive ingredients is not only dandelion, but also Chinese cabbage, amaranth, fennel, shepherd's purse, radish tassel, spinach, purslane, lettuce and other vegetables;Fig, citrus, lemon, mango, pineapple and other fruits.In addition, some common drugs also contain photosensitive ingredients, such as sulfonamidesaspirin, tetracycline, chlorphenamineOral contraceptives, estrogen, etc.
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The photosensitive substances in these foods are absorbed by the human body and distributed to the skin along with the blood. After ultraviolet radiation, it is easy to cause plant solar dermatitis, which may occur in severe casesskin ulcer 。Within two to three hours after eating these fruits and vegetables, the concentration of photosensitive radicals in the skin is the highest, which is most likely to cause sunburn.
Anti photosensitive food
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Since there are foods containing photosensitive ingredients, there are also sunscreen and photosensitive foods.For example, fruits rich in vitamin C, guava, kiwi, strawberry, etc.vitamin C, can interfere with melanin production and help eliminate freckles on the skin.In addition, red and orange fruits and vegetables and dark green leafy vegetables, such as tomatoes, papayas, and spinach, contain a large amount of carotene and other phytochemicals, which help to resist oxidation and enhance skin resistance.[1-2]
