Betaine is used as co-surfactant to improve the properties of anionic surfactants.
It also increases the cleaning and gentleness efficiency of final products such as shampoos and handwashing liquids. It can have anionic or cationic properties as it contains amphoteric groups depending on the water solution. At acidic PH, the cationic property of this substance shows good conditioning quality and can significantly help cationic protein and polymers on the hair in special shampoos.

It can produce high viscosity and sometimes gel with anionic surfactants. Such betaines are compatible with all types of surfactants. Such betaines are compatible with all types of surfactants and have good cleansing and foaming properties. By using this product, the use of primary surfactants in the formulation can be reduced. Behdaeen is a mild surfactant that can reduce skin irritations caused by other surfactants and is pleasant to the skin and hair.