1. The PH value of lemon juice is about 3, which is very close to the PH value of ordinary conditioner, so it can also be used as conditioner.

Another advantage of lemon is that it is rich in vitamins, especially vitamin C and vitamin B2, which can promote hair growth. In addition, lemon juice is actually irritating. This irritating substance can promote skin metabolism, promote capillary circulation, sterilize and remove fat, which is similar to the effect of ginger and can stimulate the rapid growth of hair.

The last advantage is that lemon tastes good. Although vinegar is very effective, many people don't like the taste of vinegar on their heads. Lemon is the perfect substitute.

Extended data

Lemon is rich in vitamin C, sugar, calcium, phosphorus, iron, vitamin B 1, vitamin B2, nicotinic acid, quinic acid, citric acid, malic acid, hesperidin, naringin, coumarin, high potassium and low sodium, etc. It is very beneficial to the human body. Vitamin C can maintain the formation of various tissues and intercellular substance in human body and maintain its normal physiological function. Matrix, adhesion and colloid formation in human body need vitamin C for protection. When vitamin C is deficient, the intercellular substance-colloid is also less. In this way, cells will become brittle and lose the ability to resist external forces, and the human body is prone to sepsis. It has many uses, such as preventing colds, stimulating hematopoiesis and fighting cancer.

Resources Baidu Encyclopedia _ Lemon