Introduction: Don't think that sun protection is just a summer topic; ultraviolet rays are present in the sun all year round. True whitening and sun protection should start in the spring. Although the temperature in spring is not high, ultraviolet radiation is no weaker than in summer. During this season, the global ozone layer is at its thinnest, leading to higher levels of ultraviolet radiation. Over 95% of UVA in sunlight will ruthlessly penetrate the clouds and irradiate your skin, easily causing tanning. Additionally, the skin's metabolic cycle is generally 28 days. After being exposed to strong ultraviolet rays in late March or early April, sunspots will appear by May. Therefore, whitening and sun protection are key aspects of spring skincare. In addition to daily care, you can also use diet for sun protection. Below are ten foods that effectively combat ultraviolet rays and have excellent sun protection capabilities.
1. Broccoli
The nutritional components in broccoli are not only high in content but also very comprehensive, mainly including protein, carbohydrates, fat, minerals, vitamin C, and carotene. According to analysis, every 100 grams of fresh broccoli florets contain 3.5-4.5 grams of protein, which is 3 times that of cauliflower and 4 times that of tomatoes. Furthermore, the mineral composition in broccoli is more comprehensive than in other vegetables, with rich content of calcium, phosphorus, iron, potassium, zinc, manganese, etc., much higher than that of cauliflower, which also belongs to the cruciferous family. Broccoli also has a sun protection function. Scientists point out that the principle of chemical sunscreens is generally to absorb, block, or scatter UV rays, while cruciferous vegetables like broccoli contain a compound called isothiocyanate. This compound not only has anti-cancer effects but also helps enhance the antioxidant capacity of human skin cells, thereby protecting against UV damage.
Stir-fried Broccoli with Shrimp
2. Tomatoes
Tomatoes are nutritious and are one of the best sun protection foods. It is reported that tomatoes are rich in the antioxidant "lycopene," whose antioxidant capacity is 3.2 times that of carotene and 100 times that of vitamin E. It can effectively protect cell DNA from free radical damage, promote cell growth and regeneration, and maintain skin health. Studies have shown that consuming 16 mg of lycopene daily can reduce the risk of sunburn by 40%, and cooked tomatoes have a better sun protection effect. At the same time, tomatoes are rich in vitamin C, which is also very helpful for sun protection. A recent German study found that besides fresh tomatoes, eating tomato sauce can also significantly reduce the risk of sunburn. Therefore, if you don't want to get tanned, you might as well eat more tomatoes.
Beef Brisket and Potato Stew with Tomatoes
3. Goji Berry
Goji berries are nutritious and rich in goji berry polysaccharides. Goji berry polysaccharide is a water-soluble polysaccharide and the main active component in goji berries, with a relative molecular weight of 68-200, making it a research hotspot both domestically and internationally. Among these, the research on the immunomodulatory and anti-tumor effects of goji berry polysaccharides is the most extensive. Many studies have now shown that goji berry polysaccharides have effects such as promoting immunity, anti-aging, anti-tumor, scavenging free radicals, anti-fatigue, anti-radiation, liver protection, and protection and improvement of reproductive function. Moreover, multiple animal experiments have found that goji berries help prevent UV-induced oxidation and alleviate dermatitis and edema caused by sunburn.
Steamed Pear with Sweet Almonds and Goji Berries
4. Curry
The main components of curry are spicy spices such as turmeric powder, Sichuan peppercorns, star anise, pepper, cinnamon, cloves, and coriander seeds, which can promote the secretion of saliva and gastric juice, increase gastrointestinal motility, and enhance appetite. The curcumin in curry is a polyphenolic substance that can prevent UV-induced cell damage and apoptosis, thereby achieving a skincare effect. Moreover, curcumin is also a phenolic antioxidant that helps control blood lipids and promote heat production, playing a certain preventive role in cardiovascular diseases. The American Association for Cancer Research points out that curcumin can also activate liver cells and inhibit cancer cell function, playing a certain role in the prevention of liver disease and cancer, and is beneficial for preventing Alzheimer's disease. In addition, curcumin can also accelerate wound healing and reduce scar formation.
Curry Beef with Vegetables over Rice
5. Olive
Olive has been a highly revered beauty product since ancient times, especially high-quality extra virgin olive oil. Whether used for moisturizing skin and hair or for sun protection and anti-aging, the effects are absolutely amazing. Vitamin E is a common antioxidant. As a fat-soluble natural antioxidant, vitamin E can capture free radicals and protect cell membranes from oxidative damage caused by sun exposure, high temperatures, pollution, and stress, locking in moisture within cells, removing spots, and inhibiting melanin formation. Olive oil is an excellent source of vitamin E. Not only that, the polyphenols and lipopolysaccharides in olives also have anti-radiation effects and can effectively deal with the problem of dry skin caused by intense UV exposure. Olive's sun protection reputation is well-deserved.
Olive and Pig Lung Soup