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Is Vitamin D3 (Cholecalciferol) halal?

Vitamin D3 (Cholecalciferol) is classified uncertain for halal use with Medium confidence. A form of vitamin D commonly extracted from lanolin (sheep wool) or lichen. Most D3 is lanolin-derived; vegan/lichen-derived alternatives exist.

Active / supplement · Confidence: Medium

Also known as: cholecalciferol

Uncertain Ask pharmacist
Find medicines containing Vitamin D3 (Cholecalciferol)
What it is

A form of vitamin D commonly extracted from lanolin (sheep wool) or lichen.

Source:FDA Inactive Ingredient Database (IIG)

Why it's here

Treats and prevents vitamin D deficiency.

See:FDA Inactive Ingredient Database (IIG)

Why it may matter

Most D3 is lanolin-derived; vegan/lichen-derived alternatives exist.

Source:FDA Inactive Ingredient Database (IIG)

Common sources
  • Lanolin
  • Lichen (vegan)

Questions to ask

  • Is the D3 from lanolin or lichen?

Possible alternatives

  • Lichen-derived D3
  • D2 (ergocalciferol)

Always confirm changes with your clinician.

Reason codes

animalDerivedPossible

Evidence & citations1

Audit

Common questions

Is Vitamin D3 (Cholecalciferol) halal?
RxHalal currently classifies Vitamin D3 (Cholecalciferol) as UNCERTAIN (Medium confidence). Most D3 is lanolin-derived; vegan/lichen-derived alternatives exist. This is information only — not a fatwa or medical advice.
What is Vitamin D3 (Cholecalciferol) used for in medicines?
A form of vitamin D commonly extracted from lanolin (sheep wool) or lichen. Treats and prevents vitamin D deficiency.
What are common sources of Vitamin D3 (Cholecalciferol)?
Common sources include: Lanolin; Lichen (vegan). Manufacturers often do not disclose which source is used.
Is the D3 from lanolin or lichen?
Ask your pharmacist or prescriber. RxHalal lists this because Vitamin D3 (Cholecalciferol) is uncertain in our cited database.
What are alternatives to Vitamin D3 (Cholecalciferol) in medicines?
Possible alternatives mentioned in our database: Lichen-derived D3; D2 (ergocalciferol). Always confirm with a clinician before switching.

Medicines using this excipient

3 total0 halal3 uncertain0 concern

Seen most often in these conditions

Where this excipient turns up across RxHalal's tracked treatment categories.

Smallest set of questions to ask

AI suggests the fewest questions that would resolve the uncertainty.

Offline: the questions listed above are available without AI.