1 Practice of promoting allergen metabolism: Rinse the itchy part of the yam repeatedly with clear water to make sure it is clean. Slice the ginger and rub it slightly on the itchy and red part, or massage it directly with ginger juice to stop itching.

The reason is that ginger is warm and pungent. Massage with ginger juice can promote blood circulation and accelerate the metabolism of allergens, so it has the effect of relieving itching.

2 Acid-base neutralization after washing, apply vinegar to allergic parts, fingernails and nearby skin, and wrap with plastic wrap for about 15 minutes to stop itching.

Cause the alkaloid in yam that causes allergy is alkaline, while the acetic acid in vinegar is acidic. Vinegar can react with alkaloid and destroy the structure of alkaloid, so it has the function of relieving itching quickly.

3 Destroy the allergen. Clean the allergic part, dry it with a step, and bake it slightly on the flame to quickly stop itching.

Cause saponin in yam is a component with low heat resistance and is very sensitive to temperature. Gleditsia sinensis can quickly denature and lose its biological activity, so it has the effect of relieving itching quickly.

4 peppermint essential oil antipruritic practice Clean the allergic parts, dry them, and slightly apply some wind oil or toilet water to the allergic parts, which can also relieve itching.

The reason is that essential oil of peppermint is contained in essential oil of essential oil of essential oil of essential oil of essential oil of essential oil of essential oil of essential oil of essential oil of peppermint, but different individuals have different reactions to it, so it is not necessarily useful for everyone.