In the process of perming, the alkaline components and oxidation in the liquid medicine will destroy the scales on the hair surface. If the internal structure of hair is not protected, it will cause the loss of water and nutrients inside, which is harmful to hair, scalp and hair follicles, and will denature the keratin of hair more or less, making hair easy to turn yellow, brittle, dull and inelastic.
Among the most harmful perms, many perms on the market contain alkaline components, which have a certain oxidation effect. Once it touches the scalp, it is easy to destroy the small skin in the hair, leading to the loss of water in the hair.
Extended data:
Hair care food:
1, eggs. The main component of hair is protein. Eggs are rich in protein and a lot of biotin. These nutrients can prevent hair loss and promote hair growth. In addition, some studies have found that egg yolk contains a "hair growth stimulator", which is helpful for the repair and growth of hair cells.
2. carrots. Carrots can stimulate the scalp to secrete a natural sebum oil, which can keep the hair roots healthy. In addition, carrots are also rich in carotene, which can be converted into vitamin A in the human body. This nutrient can improve scalp dryness and other problems.
3. walnuts. Sunlight may make hair dry and rough. Walnuts are rich in omega-3 fatty acids and vitamin E, which can reduce the damage of sunlight to hair. In addition, the rich copper in nuts such as walnuts can help you maintain a healthy and natural hair color.
People's Daily Online-How about a regular perm? Is it harmful to your health?
People's Network-Which foods are hair care experts?