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#5 in Vitamins Third-Party Tested
NOW Foods Vitamin D-3 & K-2
by NOW Foods
"Synergistic D3+K2 combination for calcium metabolism and bone health"
Amazon Rating
4.7/5
Reviews
34,560
Price Range
$12.99 - $16.99
Servings
120
Non-GMOGMP Certified
Overview
Vitamin D3 and K2 work synergistically: D3 increases calcium absorption while K2 directs that calcium to bones and teeth (not arteries). NOW combines 1,000 IU D3 with 45mcg K2 (MK-7) in a single capsule. This is the most important vitamin combination most people aren't taking.
Key Ingredients
| Ingredient | Amount |
|---|---|
| Vitamin D3 | 1,000 IU (25mcg) |
| Vitamin K2 (MK-7) | 45mcg |
2 ingredients linked to detailed encyclopedia profiles
Pros & Cons
What We Like
- Synergistic D3+K2 combination
- 120 capsules excellent value
- MK-7 form of K2
- Very affordable
What Could Be Better
- D3 dose modest (1,000 IU)
- K2 dose modest (45mcg)
- May need higher doses for deficiency
Who Is This For?
Best For
- Daily D3+K2 maintenance
- Bone health
- Calcium metabolism optimization
Not Ideal For
- Those with severe D deficiency
- Those on warfarin (K2 interaction)
Our Verdict
8.6/10 — Very Good
The best value D3+K2 combination. This synergistic pair is arguably the most important vitamin combination, and NOW makes it incredibly affordable.
Alternatives to Consider
No direct alternatives listed for this product yet.