Ingredient Dictionary
Trehalose트레할로스
A hydrating helper used often in cosmetics.
Efficacy scores
Korea MFDS official info
Source: Korea MFDS Cosmetic Ingredient Information DB
Products with this ingredient
Found in 29 products whose full ingredient list we verified. In full ingredient lists it usually sits around position 17. A spot near the top signals a higher-weight blend. It is often paired with Hyaluronic Acid, Ceramide and Phytosphingosine. Most common in serums (4) and creams (3) among the products we checked. Tap a product to see its analysis and value dupes.
Related ingredients
Efficacy scores summarize how an ingredient is generally used in cosmetics and are a reference only; real results vary by concentration and formulation. The grade (A/B/C) reflects the Korea MFDS usage basis (C means a regulated usage limit) and is a separate axis from the efficacy scores. Korea MFDS information is quoted from the public Cosmetic Ingredient Information DB. For sensitive skin, pregnancy or other special cases, please consult a professional.