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Head-to-head buyer guide

Thorne Vitamin D + K2 Liquid vs Zhou Nutrition D3 + K2, 60 veggie capsules

Specs, prices, editor verdict, and who should buy which, compared side by side.

By Ryan · Founder
Updated Oct 20, 2026

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Quick verdict

Thorne Vitamin D + K2 Liquid (entry, $34) vs Zhou Nutrition D3 + K2, 60 veggie capsules (entry, $19.29). Different tools for different jobs (see the per-product details below).

Compared on 0 shared specs · same category (supplement).

Thorne Vitamin D + K2 liquid drops
Thorne

Vitamin D + K2 Liquid

Vitamin D and K2 are often taken together for a simple reason, and Thorne packs both into a liquid that sidesteps the main annoyance of D supplements: swallowing yet another softgel.

PRICE
$34
Black Zhou Nutrition D3 + K2 bottle, 60 veggie capsules, front label in white, gold and orange with a sun graphic, decorative shapes behind it on a white background
Zhou Nutrition

D3 + K2, 60 veggie capsules

Zhou Nutrition D3 + K2 puts 125 mcg of vitamin D3 and an MK-7 form of K2 in one vegetarian capsule a day. A bottle of 60 is $19.29 on Zhou's own store, and the brand's pages give the K2 as 100 mcg in one place and 90 mcg in another.

PRICE
$19.29
View at Zhou Nutrition →
The verdict

We have not scored these two head to head, so this page does not name a winner. The Zhou Nutrition D3 + K2, 60 veggie capsules starts at $19.29 and the Thorne Vitamin D + K2 Liquid at $34. The per-buyer recommendations below say who each one suits.

Who should buy which

Pick the Thorne Vitamin D + K2 Liquid if

Anyone who wants an easy, liquid way to cover vitamin D and K2, especially in low-sun months, and who dislikes swallowing softgels.

Skip if

You need an NSF Certified for Sport vitamin D (this SKU is not certified), or your bloodwork already shows a high vitamin D level.

Pick the Zhou Nutrition D3 + K2, 60 veggie capsules if

Buyers who want vitamin D3 and an MK-7 K2 in a single vegetarian capsule taken once a day, at $19.29 for 60 capsules direct from the brand, and who are comfortable with a K2 amount the brand gives two ways.

Skip if

You keep a vegan diet, since Zhou says the D3 comes from lanolin; you want a published certificate of analysis or a third-party certification mark on the product; you need one settled K2 figure before you buy; or you want free shipping on a single bottle, since the $30 threshold sits above its $19.29 price.

Go deeper

FULL REVIEW
Read the Thorne Vitamin D + K2 Liquid review →
FULL REVIEW
Read the Zhou Nutrition D3 + K2, 60 veggie capsules review →

Frequently asked

Which is better, the Thorne Vitamin D + K2 Liquid or the Zhou Nutrition D3 + K2, 60 veggie capsules?

We have not scored these two head to head, so this page does not name a winner. The Zhou Nutrition D3 + K2, 60 veggie capsules starts at $19.29 and the Thorne Vitamin D + K2 Liquid at $34. The per-buyer recommendations below say who each one suits.

How much do they cost?

Thorne Vitamin D + K2 Liquid: $34. Zhou Nutrition D3 + K2, 60 veggie capsules: $19.29. Prices are verified against the manufacturer; check the live links for current pricing.

Who should buy which one?

Thorne Vitamin D + K2 Liquid: Anyone who wants an easy, liquid way to cover vitamin D and K2, especially in low-sun months, and who dislikes swallowing softgels. Zhou Nutrition D3 + K2, 60 veggie capsules: Buyers who want vitamin D3 and an MK-7 K2 in a single vegetarian capsule taken once a day, at $19.29 for 60 capsules direct from the brand, and who are comfortable with a K2 amount the brand gives two ways.

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