spots after staying up late:
1, ultraviolet radiation
ultraviolet rays a large number of free radicals, which will cause the loss of collagen, resulting in a decrease in skin metabolism, while ultraviolet rays will damage the skin, the skin will automatically secrete a large amount of melanin to protect itself
2, stay up late after
stay up late, the body will produce a large number of free radicals, the skin becomes dark yellow, while melanin increases. When metabolism decreases, spots begin to deepen and spread
3, emotionally unstable
endocrine disorders will lead to abnormal tyrosinase activity, secretion of more melanin
4, metabolic poor
after 18 years old, the metabolic cycle of the skin is the actual age + 10 days, plus from 18 years old, collagen begins to lose gradually Metabolism will be slower, metabolism will not keep up with the speed of melanin production, will cause skin bottom pigmentation
 
 
daily care spot direction
1, control
age is relatively young, do not easily try to remove spots mainly, daily less sun exposure, do a good job of physical sun protection, properly apply aloe moisturizing, other skin care is not recommended Incomplete barrier
2, reduce melanin production of
sunscreen, maintain a good mood, do not stay up late, do not overeat, do not eat
 
3, interfere with melanin transfer skin
this link needs to use some skin care products and internal adjustment, such as VC, VE, nicotinamide, arbutin, tryptic acid, glutathione and other
4, collagen
ten spots nine dry I don’t know if any sister will feel that no matter how to replenish water, collagen is quite dry. If there is no place to store the replenished water, the skin will be lost, and then the skin will dry. Of course, the benefits of collagen are not limited to this
 
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