Vegan Vitamin D3

A plant-based form of vitamin D3, essential for bone health, immune function, and mood.

Also known as: Cholecalciferol (from lichen)

other Names
Cholecalciferol (from lichen)
primary Benefits
Bone health, immune support, mood regulation
common Dose
1000-5000 IU per day
best Form
From lichen, in a base of oil for better absorption.
timing
Can be taken anytime, but best with a meal containing fat.
safety Rating
Generally safe, but very high doses can be toxic.

Overview

Vitamin D3, or cholecalciferol, is the form of vitamin D that is produced by the skin when exposed to sunlight. Traditionally, vitamin D3 supplements have been derived from lanolin (sheep's wool). Vegan vitamin D3 is a plant-based alternative that is derived from lichen.

Key Benefits

Supports Bone Health

Essential for the absorption of calcium and phosphorus, which are important for building and maintaining strong bones.

Boosts Immune System

Plays a role in modulating the immune system and can help to reduce the risk of infections.

Improves Mood

Low levels of vitamin D have been linked to depression. Supplementation may help to improve mood.

Dosage & How to Take

Dosage depends on age, location, and sun exposure. It is best to get your vitamin D levels tested to determine the appropriate dosage.

PurposeDoseNotes
General Health1000-2000 IU/dayA good maintenance dose for most adults.
Correcting Deficiency5000 IU/day or higherShould be done under the guidance of a healthcare provider.

Best Time to Take

Best taken with a meal containing fat to improve absorption.

With or Without Food

Best taken with food.

Forms & Bioavailability

FormAbsorptionBest ForNotes
From LichenHighVegans and vegetariansA plant-based source of vitamin D3.

Side Effects & Safety

Common

  • None at recommended doses

Rare

  • Hypercalcemia (high blood calcium) with very high doses

Contraindications

  • Individuals with hypercalcemia or sarcoidosis should consult a doctor before taking vitamin D.

Interactions

Thiazide diureticsModerate

Can increase the risk of hypercalcemia.

CorticosteroidsModerate

Can impair vitamin D metabolism.

OrlistatModerate

Can reduce the absorption of vitamin D.

Scientific Research

2021Nutrients

Vegan Vitamin D3 Bioavailability

A study found that vitamin D3 from lichen was as effective as vitamin D3 from lanolin in raising vitamin D levels in the blood.

Food Sources

Fortified foods (e.g., plant-based milks, cereals)

Products With Vegan Vitamin D3

1 product in our database contains this ingredient

Frequently Asked Questions

Medical Disclaimer

This content is for educational and informational purposes only and is not intended as medical advice. Always consult with a qualified healthcare professional before starting any supplement regimen, especially if you have pre-existing health conditions or are taking medications. The statements on this page have not been evaluated by the Food and Drug Administration.