Vitamin D3/K2 Drops
100/100
This product looks safe
- No ingredients exceed tolerable upper intake levels
- 100% of ingredients have research evidence
A
Label Compliance Grade
Product Label
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Label Data
2 Drop(s)
Serving Size
600
Servings
Vitamin
Product Type
100%
Evidence Coverage
Supplement Facts — Evidence Check
1000 IU
(250% DV)
✅ 1.7× RDA — within safe limits
📚 604 studies (Tier A: 16, B: 251)
200 mcg
(250% DV)
✅ 1.7× RDA — within safe limits
📚 273 studies (Tier A: 9, B: 175)
Other Ingredients
Medium Chain Triglyceride Oil
mixed Tocopherols
Label Claims — Verification
❓
All Other
All Other (99% of products)
Structure/Function (85% of products)
Nutrient (70% of products)
Approved Health (4% of products)
Target Groups
Adult (18 - 50 Years)
Gluten Free
Product Information
📋 Directions for Use
Usage instructions: Take two drops under the tongue two to three times daily or as directed by your physician.
⚠️ Warnings & Precautions
Warning: People with any known medical conditions, including pregnancy, heart disease, etc. should consult a physician prior to taking these drops or any dietary supplement.
Keep out of reach of children.
🧪 Formulation Notes
Tamper evident: Use only if bottle is sealed.
GF Gluten free
Additional Information
Store tightly sealed in a cool, dry place.
GMP Good Manufacturing Practice Made in the USA
Product Details
DSLD Entry Date
2022-07-21
Product Type
Vitamin
Form
Liquid
Brand
Ultra6 Nutrition
DSLD ID
270788
Data Updated
2026-04-11
Research Evidence
872
Research Sources
53
Avg Quality Score
309
Meta Analysis
309
Clinical Trial
111
Rct
71
Systematic Review
55
Guideline
4
Cochrane Review
4
Regulatory Source
2
Other
2
Narrative Review
2
Observational
1
Openfda Safety
A
Vitamin D and vitamin D analogues for preventing fractures associated with involutional and post-menopausal osteoporosis
A
Vitamin D and vitamin D analogues for preventing fractures in post-menopausal women and older men
A
The effect of vitamin D supplementation on depressive symptoms in adults: A systematic review and meta-analysis of randomized controlled trials
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