According to The Natural Haven, the pH of shampoo ranges from 3.5 to 9 based on different non-alkaline brands. The Natural Haven's classifications are based on the manufacturer's stated pH levels and their own tested pH ... More »

The purpose of washing one's hair with a neutralizing shampoo is to remove all traces of a certain chemicals, bringing the hair back to its normal pH level. Many products used on a regular basis can change the natural pH... More »

Shampoos and conditioners that are pH-balanced have about the same pH level as hair, which is typically between 4.5 and 5.5. This indicates that the pH level of hair is acidic, which is true for any pH level less than 7. More »

Although shampoos vary in acidity and alkalinity, most shampoos range from 5 to 7 on the pH scale. The best shampoos are those that are slightly acidic to neutral. The higher the pH number, the harsher the shampoo on a p... More »

Dove shampoo is a pH balanced, or pH neutral, shampoo. The shampoo ranges on the pH scale between a 6.5 and a 7.5. More »

Examples of sulphate-free shampoo brands include Kiehl's, Carol's Daughter, Pureology and Bumble and Bumble. Additional brands can be found online at and Sulphate-free shampoos clea... More » Beauty & Fashion Hair Shampoo & Conditioner

Some popular, reputable shampoo brands include Pantene, Herbal Essences and Nexus, according to These shampoos are widely available in most drugstores, grocery stores and department stores. More » Beauty & Fashion Hair Shampoo & Conditioner