Plant-Based D3 (Lichen)

A vegan-friendly source of vitamin D3, essential for bone health, immune function, and mood regulation.

Also known as: Vitamin D3 • Cholecalciferol • Vegan D3

other Names
Vitamin D3, Cholecalciferol
primary Benefits
Bone health, immune support, mood regulation
common Dose
1000-5000 IU daily
best Form
Lichen-derived cholecalciferol
timing
Best taken with a meal containing fat
safety Rating
Safe when taken within recommended dosage guidelines

Overview

Plant-based D3 from lichen offers a vegan alternative to the more common animal-derived sources of vitamin D3, such as lanolin from sheep's wool. Lichen-derived D3 is chemically identical to animal-derived D3 and provides the same benefits for bone health, immune support, and overall well-being.

Key Benefits

Supports Bone Health

Vitamin D3 is crucial for calcium absorption, which is essential for maintaining strong and healthy bones.

Boosts Immune Function

Plays a key role in modulating the immune system and helping the body fight off infections.

Regulates Mood

Vitamin D deficiency has been linked to mood disorders, and supplementation may help improve mood and reduce symptoms of depression.

Dosage & How to Take

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

PurposeDoseNotes
General Health1000-2000 IUA common daily dose for most adults.
Correcting Deficiency5000 IU or higherHigher doses may be needed to correct a deficiency, as directed by a healthcare professional.

Best Time to Take

Best taken with a meal that contains fat to enhance absorption.

With or Without Food

Should be taken with food, particularly fats.

Forms & Bioavailability

FormAbsorptionBest ForNotes
Lichen-derived D3HighVegans and vegetarians.A plant-based source of the most effective form of vitamin D.
Lanolin-derived D3HighNon-vegans.Derived from sheep's wool.

Side Effects & Safety

Common

  • Generally well-tolerated at recommended doses.

Rare

  • Excessive intake can lead to hypercalcemia (high blood calcium levels), with symptoms such as nausea, vomiting, and kidney problems.

Contraindications

  • Individuals with hypercalcemia or certain medical conditions should consult a doctor before taking vitamin D supplements.

Interactions

SteroidsModerate

Can reduce vitamin D absorption.

Thiazide diureticsModerate

May increase the risk of hypercalcemia when taken with vitamin D.

Scientific Research

2022Nutrients

Bioavailability of vitamin D3 from lichen as a vegan-friendly source

Lichen-derived vitamin D3 is as effective as lanolin-derived D3 in raising blood levels of vitamin D.

2011Journal of Investigative Medicine

Vitamin D and the Immune System

Vitamin D plays a critical role in both the innate and adaptive immune responses.

Food Sources

Fortified foods
mushrooms (D2)

Products With Plant-Based D3 (Lichen)

46 products in our database contain 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.