Vitamin D2

Ergocalciferol

Also known as: vitamin-d2

ERG

3/10

Concern level

Low concern

Vitamin D2 (Ergocalciferol) is a fat-soluble vitamin that supports skin health and may enhance the skin's barrier function. It is known for its role in skin cell metabolism.

Pore-clogging

Non-comedogenic

Pregnancy

Safe

EWG Score

2/10

Regulatory

No data

Benefits

Supports Barrier Function

Chemical Properties

Molecular Weight

396.65 g/mol

pH Range

5.00 - 7.00

Typical Concentration

0.10% - 1.00%

CAS Number: 1406-16-2

Skin Type Compatibility

dry skin8/10

oily skin7/10

sensitive skin6/10

acne prone5/10

mature skin8/10

normal skin7/10

Interactions

incompatible with: May interact with corticosteroids.

Risks & Warnings

High doses may lead to toxicity; generally safe in cosmetic concentrations.

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