Especially chemical bask in a product, the need for 2-3 hours promptly complement again. SPF value now mostly just the human ability to prevent UVB cosmetic results. A number of index SPF 15 minutes, only is prevented bask in a product of maintaining the length of time. While people in use is prevented bask in a product, dosage often far below the required amount (2mg/cm2).
Many people for the SPF value sunscreen have an error — think SPF value is higher, the stronger ability to prevent bask in. Actually SPF value growth and resist ultraviolet ability does not become direct ratio. Sunscreen index SPF is the skin against uv time multiples.
How to prevent bask in a product to rub mud phenomenon?
If notice way onto. Do not use hand looped way, but should use besmear bask in, little finger to shoot up, reduce the friction between the two.
Healthy skin and sensitive skin bask in how to distinguish the choice?
Suitable for sensitive skin, prevent bask in physical or organic minerals sunscreen, Healthy skin: suitable for chemical bask in,
A chemical sunscreen is ultraviolet and sunscreen chemistry, will be absorbed by skin, the skin is acceptable, but for sensitive skin really bad. The traditional chemical sunscreen to prevent bask in article.
In France, a Chinese makeup product is specially designed for sensitive skin bask in article, such as organic minerals bask in: wonderful with sunscreen spray SPF 30. It is with physical sunscreen and organic minerals sunscreen ingredient to prevent bask in article.
How much should besmear bask in frost time?
Using sunscreen has how or black?
Actually the diet is also about ultraviolet secret. Celery, parsley, such as carrots and easily absorb melanin. In place of intense ultraviolet ray to avoid.