Sunscreen pill products are for sale online, with all kinds of offers like going to the sun and going to the beach regardless of whether it’s dark or not.” Sunscreen only protects against physical and chemical sun, while pills are biological sunscreen. learn to resist uniform sunlight…
These products are usually hand-carried products with prices ranging from 150,000 VND to 25 million VND/box depending on type.
Doctor Pham Thi Thao, Deputy Dean in charge of the Medical Examination Department at Duc Giang General Hospital (Hanoi), said that sunscreen pills do not have miraculous effects as advertised, so women need to be very careful.
The ingredients of sunscreen pills often include lycopene beta-carotene, vitamin E, vitamin C. These are substances that are effective against the harmful effects of UV rays, but not as much as sunscreen with SPF 15. .
Some other sunscreen pills may contain glutathione vitamin C which has the effect of whitening the skin, so some sellers take advantage of this effect to appeal to the psychology of women who want to Sunscreen and skin whitening.
According to Dr. Thao, advertising sunscreen pills with perfect skin protection from the inside is not really accurate helps protect the skin from the harmful effects of UV rays, but they absolutely cannot replace sunscreen.
Besides, the advertising of sunscreen pills to treat melasma is completely wrong. not true.
“Treatment of melasma is quite difficult because the possibility of recurrence is very high and has no long-term effect. That’s why melasma treatment must be done regularly and continuously and maintained long-term,” said Dr. Thao.
To treat melasma, women need to visit the doctor to know the clinical severity. skin condition so that doctors can provide appropriate treatment regimens.
To be able to protect the skin from the sun in the most effective way as well as treat skin diseases Due to sunlight, patients should go to medical facilities with specialized dermatology to get a diagnosis and a suitable treatment regimen.
How to apply sunscreen correctly
There are two types of sunscreen on the market: physical sunscreen and sunscreen There are also chemical sunscreens that combine both.
If you apply physical sunscreen before going out in the sun, you can go out in the sun right away because it is a protective barrier for your skin Chemical sunscreens need to be applied 20-30 minutes before going out in the sun to be effective.
In addition, women need to be careful to apply enough sunscreen to cover the entire face The amount of sunscreen needed is equivalent to 1/2 1/3 teaspoon of sunscreen for the whole body, which is enough to ensure a suitable sun protection index.
With a high density of UV rays People should use SPF 30 or higher. With SPF 80, studies show that its effects compared to SPF 30 and 50 are not much different.
Besides choosing SPF index to evaluate the ability of sunscreen to protect against UVB rays. People should choose sunscreen with PA index, which is an index to evaluate the ability of sunscreen to protect against UVA rays. UVA rays will affect skin aging.
PA index is recommended to choose ++. The higher the PA index, the greater the risk of skin irritation.
Experts recommend reapplying after 2-3 hours. 1 SPF index is equivalent to 15 minutes but that is under standard conditions. During daily activities, sweat, wind and dust… will cause the sunscreen to wash off.
For example, with an SPF of 30, the protection time will be equivalent to 15×30= 450 minutes, about more than 7 hours, but in reality it is only effective for about 3 hours.
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