Vitamin D3 and K2 are crucial for overall health, working synergistically to support bone health, heart function, and immune response. Finding organic options ensures purity and minimizes exposure to unwanted chemicals. This guide details top choices, considering bioavailability, sourcing, and certifications.
Why Choose Organic D3 & K2?
- Purity: Organic certification guarantees fewer pesticides, herbicides, and GMOs.
- Bioavailability: Supplements derived from natural sources are often better absorbed.
- Sustainability: Organic farming practices are environmentally friendly.
Nordic Naturals Vitamin D3 + K2
Form: Softgel
D3 Source: Lichen (vegan-friendly)
K2 Source: Natto (fermented soybeans)
Dosage: 1,000 IU D3 / 100 mcg K2
Certifications: Non-GMO Project Verified, Informed-Sport Tested. Highly rated for quality and absorption.
Garden of Life Vitamin D3 & K2
Form: Whole Food Capsule
D3 Source: Organic Mushroom
K2 Source: Organic Natto
Dosage: 1,000 IU D3 / 100 mcg K2
Certifications: USDA Organic, Non-GMO Project Verified, Certified B Corporation. Excellent for those seeking a truly whole-food supplement.
NOW Foods D3 & K2 Organic
Form: Softgel
D3 Source: Organic Lichen
K2 Source: Organic Natto
Dosage: 1,000 IU D3 / 100 mcg K2
Certifications: USDA Organic, Non-GMO Project Verified. A budget-friendly option without compromising quality.
Mary Ruth Organics Vitamin D3 + K2 Liquid
Form: Liquid Drops
D3 Source: Organic Lichen
K2 Source: Organic Natto
Dosage: Varies based on drops (adjustable)
Certifications: USDA Organic, Vegan, Gluten-Free. Ideal for those who prefer liquid supplements or have difficulty swallowing pills.
Key Considerations When Choosing
- Form: Softgels, capsules, liquids – choose what suits your preference.
- Source: Lichen-derived D3 is vegan; Natto-derived K2 is a common source.
- Dosage: Consult your doctor to determine the appropriate dosage for your needs.
- Certifications: Look for USDA Organic, Non-GMO Project Verified, and third-party testing.



