On the best time to use glycolic acid for hair
If you want to make good use of glycolic acid on your hair, you must first know the time. Glycolic acid is lively, and it has a unique effect on hair maintenance. When it is used, it will fall short, or even be damaged.

Bear the brunt first, at the beginning of shampooing, it is not appropriate to use glycolic acid. At that time, the hair scale has not been removed, the scalp oil is mixed with filth dust, and if glycolic acid is used at this time, it will be like a dark bead, and its effect will be difficult to show. Impurities cover the hair and scalp, preventing the penetration of glycolic acid, and must not directly reach the required nourishment.

After shampooing, waiting for the hair to dry a little, this is The water vapor on the surface of the hair gradually dissipates, the hair scales are slightly opened, and glycolic acid can enter the situation. Of course, it is necessary to be moderate, and the concentration should be precisely prepared, and it should not be too thick, so as not to irritate the scalp. Although the excessive concentration of glycolic acid seems to be effective in cleaning for a while, it is easy to damage the stratum corneum of the hair and cause it to dry and rough.

Furthermore, it is good to use when the scalp is soothing. If you are toiling during the day, take a break in your body and mind, and the blood circulation of the scalp is gradually smooth. At this time, applying glycolic acid can quickly reach the hair roots and nourish the hair follicles by the power of qi and blood running. And when the spirit is soothing, the scalp is sensitive and can better be nourished

If there is damage to the hair, such as after perming and dyeing, the hair is fragile, so it should be gently cared for first. The vitality of the hair will be slightly restored, and then glycolic acid will be used. If used too early, the damaged hair will be unable to withstand its strength, which will increase the damage. When the hair is gradually healed over time, and the hair scales are slightly adjusted, glycolic acid can help repair and promote new life.

If the climate is dry, the hair is prone to lack of water, and glycolic acid should be used with a moisturizing agent. Although glycolic acid can rejuvenate the hair, it may be used alone in a dry environment to lose moisture in the hair. Therefore, it should be used with moisturizing materials to complement each other and keep the hair moist.

In short, the use of glycolic acid in the hair must be judged by the situation, the shape of the hair, the state of the body, and the appropriate time, in order to nourish the hair and strengthen the scalp, so that the hair is soft and shiny, and rejuvenated.