Citric acid (CA), also known as citric acid, with the molecular formula C?H?O?, is an important organic acid. It is colorless crystals, odorless, has a strong acid taste, is easily soluble in water, and is a natural preservative and food additive. 

Citric acid is a kind of fruit acid. Its main function is to accelerate the renewal of keratin. It is often used in lotions, creams, shampoos, whitening products, anti-aging products, acne products, etc. The renewal of keratin contributes to the exfoliation of melanin in the skin, the reduction of pores, and the dissolution of blackheads.

1.Exfoliating, has a certain whitening effect. It is often used to prepare exfoliating lotions, astringents, and shampoos.

2.Soften acne and unclog pores.

3.Common washing formulas, such as body wash, shampoo, and facial cleanser, all use citric acid as a pH regulator. If you want to make acidic facial cleanser or shampoo, you can add a larger amount of lemon That is, it will have a very good use effect.

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