Also known as floral waters, hydrosols are the aromatic byproducts of the steam distillation of essential oils.

They prevent phase separation in emulsions and suspend particles in gels. H – Humectants

: Emulsifiers, surfactants, pH levels, and natural/organic standards.

Every cosmetic product falls into one of four structural categories:

Search for "Colloid Science" or "Skin Chemistry."

Weigh the water phase and oil phase into separate heat-resistant beakers.