Every topic, explained from A to Z.

Alopecia

Alopecia is the medical term for hair loss. Learn the main types, from pattern hair loss to alopecia areata, how they differ, and when to see a dermatologist.

Amla

Amla, or Indian gooseberry, is the fruit of Phyllanthus emblica, long used in Indian hair care. See the full Amla page in our Botanicals Library.

Anagen Phase

Learn what the anagen phase is, how hair follicles grow during anagen, how long it lasts, what regulates it, and how anagen relates to hair loss.

Breakage

Learn what causes hair breakage, how to distinguish it from hair loss, why split ends occur, how damage develops, and what evidence-based care can reduce further breakage.

Cortisol

Cortisol is the body's main stress hormone. Learn what it does, how prolonged stress may affect the hair cycle, and what research does and does not show.

Cuticle

Learn what the hair cuticle is, how it protects the hair fibre, its role in shine and manageability, and how heat, chemicals and grooming can affect it.

The Journal

Thoughtful articles inspired by everyday life.

Soumm Papers

Long-form research, explored in depth.

Soumm Answers

Clear answers to the questions asked most.