B2v shampoo is red, which is very easy to use. According to relevant public information, b2v shampoo is better in red than green, and it is suitable for a wider range of people. B2v Shampoo Red is suitable for people with oily hair or greasy scalp. It can deeply clean scalp and hair, effectively remove excess oil, reduce the greasy feeling of scalp and make hair more fluffy. B2v shampoo is green and suitable for people with dry hair. B2v is a nursing brand under Guangzhou Gu Ao Biotechnology Co., Ltd., focusing on scalp care, aiming at scalp itching and hair repair.