Designs for Health Vitamin D Synergy - 2000 IU Vitamin D with K Supplement - Supports Healthy Moods, Bone Health + Immune Health for Adults - VIT D3 + Vitamin K - Gluten Free + Non-GMO (120 Capsules) Review
Our verdict
A combination capsule that pairs 2,000 IU of vitamin D3 with vitamin K, aimed at shoppers who specifically want the two nutrients paired rather than sold separately.
Check price on AmazonBest for
People who prefer a combined D plus K formula in one capsule instead of managing two separate bottles.
Skip if
You already take a vitamin K supplement elsewhere and want to avoid doubling up, or you specifically want vitamin D on its own.
- Form Capsule
- Count 120.0 Count
- Flavor Unflavored
- Type Vitamin D + K Capsules
- Diet Gluten Free, Vegetarian
- Benefits Immune Support
Pros
- Combines vitamin D3 with vitamin K in a single capsule
- Gluten free and vegetarian formulation
- 120 count bottle at one capsule a day covers about four months
- Solid 4.7 average rating
Cons
- Not ideal if you want vitamin D on its own without added K
- Smaller review base than mass-market brands
- Price was not listed at the time of this review, so check the current listing before buying
Our scorecard
-
Owner rating4.7/5
4.7 average across 1,000 owner ratings
-
Popularity0.8/5
1,000 owner reviews, fewer than most models here
The overall score is owner satisfaction weighted by how many reviews back it, so a high rating from few reviews counts for less. The bars below show where this model stands against the other home health monitors: bathroom scales, blood pressure monitors, pregnancy and ovulation tests, thermometers, body composition monitors, stethoscopes, glucose monitors and pulse oximeters we track in this category on price, popularity and size. Context, not marks against it, and our read of the data, not a lab test.
Overview
['Designs for Health markets this as a 2,000 IU vitamin D capsule formulated together with vitamin K, sold in a 120 count bottle, gluten free and vegetarian. The label frames the pairing around mood, bone, and immune health.', 'This is a practitioner-channel brand, so the presentation is understated: a plain capsule, no flavor claims, and ingredient-forward marketing rather than lifestyle branding. The allergen note calls out dairy alongside the gluten free claim.', 'Review volume sits around 1,000 with a 4.7 average, a smaller but respectable sample for a supplement typically sold through health practitioners rather than big retail shelves.']
Specifications
| Form | Capsule |
|---|---|
| Count | 120.0 Count |
| Flavor | Unflavored |
| Type | Vitamin D + K Capsules |
| Diet | Gluten Free, Vegetarian |
| Benefits | Immune Support |
| Allergens | Dairy, Gluten Free |
Performance notes
Pairing D and K in one capsule can simplify a supplement routine for people who were already planning to take both, cutting it down to a single daily pill instead of two. The vegetarian capsule shell and gluten free label make it workable for a fairly wide range of diets, though anyone managing a specific medication schedule involving vitamin K should mention that to a healthcare professional before adding this in.
What buyers say
With roughly 1,000 reviews and a 4.7 rating, the feedback is consistent and positive, even though the sample size trails some of the higher-volume brands in this category.
Similar home health monitors: bathroom scales, blood pressure monitors, pregnancy and ovulation tests, thermometers, body composition monitors, stethoscopes, glucose monitors and pulse oximeters to consider
- Douglas
Douglas Laboratories Vitamin D (5,000 I.U.) | Vitamin D3 Supplement to Support Immune Health, Calcium Levels, and Bones* | 100 Tablets
$17.00700+ bought last monthView on Amazon
Frequently asked questions
Why is vitamin K included with the vitamin D?
The maker markets the pairing as complementary, and it is a common combination in the supplement world. If you are already taking a separate vitamin K product, check with a healthcare professional before adding another source.
Is this vegetarian?
Yes, the label lists it as gluten free and vegetarian, though it does carry a dairy allergen note, so check the full ingredient list if you have a dairy sensitivity.
How many capsules are in a bottle?
The bottle contains 120 capsules. At a one capsule daily serving, that is roughly a four month supply, though you should always follow the label's serving directions.