Many friends because of beauty, it will often hair. Beauty skin care experts suggest that hair will definitely need to use hairdressing supplies, most of the hair products are chemical agents, if you often hair in the summer, then you need to guard against hair allergies. Next, the specific description of the many hazards of summer hair.

Although dying hair can make ourselves more energetic and young, we also want to remind everyone to try to avoid getting dyed hair in the summer. Hair dye itself contains a variety of chemical ingredients, summer is the season of love sweat, if you often hair at this time, the chemical composition will easily invade due to overheating and open pores, the scalp is allergic reaction.

Some chemical components of the hair dye, such as aniline is a strong allergen, the oxidation reaction can generate volatile toxic substances, the skin irritation, resulting in contact dermatitis, the performance of local itching, Pain, severe cases, bales, erosion, and even systemic reactions. Therefore, the hair must be careful, it is best to do a patch test before dyeing. Apply the hair dye on the arm. After a day, observe if the hair dye is smeared, swollen, etc. If abnormal, stop the hair dye.

So, summer hair may make you allergic. For the sake of your healthy hair, we in the summer or less hair as well. In fact, in addition to the summer, in any season should be less hair, after all, hair dye are chemical agents, if used blindly, will only make your hair damage.