Betaine
Korean INCI: 베타인 · Also written as: 트라이메틸글라이신
Supportive
What it is
Natural humectant (not a surfactant)
How it affects the score
Supports moisture, soothing or conditioning. +2 per distinct ingredient (up to 3).
How to read it on the label
It's a helper, not the hero. If a product headlines this ingredient, check what the actual actives are.
Ingredients are listed by descending concentration. Anything after the ~1% anchors (EDTA, hexanediol, preservatives) is effectively trace.
Check your own shampoo
Paste your full ingredient list to see this ingredient's position and the overall score.
Related ingredients
Glucose · Base
Glutamic Acid · Base
Glycerin · Base
Glyceryl Glucoside · Base
Sparassis Crispa Extract · Supportive
Honey Extract · Supportive
※ For reference only, based on public ingredient data — not medical advice.