There is no need to shave your hair, but you need to test a small area of ??skin first to see if you are allergic to ginger.
The substances contained in ginger have a stimulating effect on the skin, which will speed up local blood circulation and provide better nutrition to the hair follicles. In theory, it is beneficial to hair growth. The scalp will become red and hot for a short period of time after it comes into contact with ginger, which is a sign of accelerated local blood circulation. Compared with ginger peel and ginger meat, the latter contains higher hair-growing substances and is more suitable for rubbing on the scalp.
Ginger is helpful for patients with physiological hair loss, telogen effluvium, such as postpartum alopecia, alopecia areata and other hair follicles with intact hair follicles. It is also helpful for "V-shaped alopecia" where hair loss starts from both sides of the forehead and appears on the top of the head. For patients with bald "Mediterranean" alopecia and other seborrheic alopecia (androgenetic alopecia), there is no effect.
Extended information
For people with hair loss who are allergic, be careful that ginger becomes a "double-edged sword". It can cause contact dermatitis by irritating the skin too strongly. , manifested as scalp redness, swelling, heat and pain, and in severe cases papules and blisters may appear.
Before using ginger on your scalp, you might as well test a small area of ??your skin to see if you are allergic to ginger. There are some hair conditioners and shampoos that add ginger extract. Due to the chemical extraction and purification process, the impurities in the ginger juice are reduced, which helps to reduce the risk of allergies.
Hair loss is divided into physiological hair loss and pathological hair loss. The former is divided into growth phase hair loss, telogen phase hair loss and catagen phase hair loss. The causes of hair loss are related to endocrine effects, such as androgen-related seborrheic alopecia (androgenic alopecia), and some hair loss is related to autoimmunity, such as alopecia areata. In addition, fungal infections can also cause hair loss.
People's Daily Online - Can rubbing ginger on the hair grow hair? Beware of "dermatitis"