Besides using organic materials, you also must avoid the chemicals below when you use the chemical shampoos:

1.Sodium Lauryl Sulfate, can cause sores, eye tissue damage, and dermatitis.
2.Phthalates or DBP (DEHP) can cause breast cancer and low sperm count.
3.Imidazolidinyl Urea, can cause skin cancer.
4.TEA and DEA can be carcinogenic when interacting with other materials.
5.Bronopol, can cause cancer and reproductive problems.
6.Paraben, can cause breast cancer.
7.Dimethyloldimethyl Hydantoin (DMDM) can cause the skin to become sensitive.