Antioxidants
Vitamin C
It can support brightening and antioxidant-positioned products, but is sensitive to oxygen, light, metals, water activity, and formula pH.
- INCI
- ASCORBIC ACID
- CAS
- 50-81-7
- Also known as
- L-ascorbic acid · vitamin C
- Function
- Antioxidants
Ingredient answer
What is Vitamin C?
Ascorbic acid is the acidic, water-soluble form of vitamin C used in antioxidant and skin-appearance formulations.
Formulation behavior
How it works inside a formula
Design the pH, oxygen exposure, chelation, packaging, process, and shelf-life study as one stability system rather than treating potency as static.
Where it appears
Common product contexts
- facial serums
- oil blends
- creams and balms
Practical caution
What to keep in view
Protect from incompatible processing, light, air, and pH conditions; distinguish formula protection from skin-benefit claims.
Take the ingredient into a working formula.
Keep supplier details, percentages, compliance checks, and batch records inside your private Formuley workspace.