A combination of 2 label ingredients.
Supports calcium absorption and the maintenance of normal bones.
Omega-3 Fatty Acids (flaxseed): Provides the essential omega-3 fat ALA; conversion to EPA and DHA is limited.
SoftgelCapsule
One-piece gelatin capsule shell with a plasticizer (typically glycerin), used to encapsulate liquid or oil-based supplements
On the label
1 softgel per day or as directed by a health professional.
$16.15
$0.13 / serving
Near the median of 552 vitamin D supplements

Natural Factors
Vitamin D3 SunVitamin 50 mcg (2000 IU)
🛡️ for Immune
Bioclinic Naturals
Vitamin D3 1000 IU
🛡️ for Immune

Natural Factors
Vitamin D3 1000 IU
🛡️ for Immune

Natural Factors
Vitamin D3 125 mcg (5000 IU)
🛡️ for Immune

Webber Naturals
Crystal Clean from the sea Omega-3 with 1000 IU Vitamin D3 1250 mg EPA/DHA Lemon Cake
🛡️ for Immune
Sources & Scoring
Nutrient data (RDA, UL, and safety thresholds) sourced from the NIH Office of Dietary Supplements and the National Academies Dietary Reference Intakes (DRI).
This is not medical advice. Consult a healthcare provider before making changes to your supplement routine.
The score analyzes what's on the label: ingredient doses vs. studied ranges, chemical forms, evidence levels, and known interactions. It does not verify label accuracy or test for contaminants — for that, look for third-party certifications like USP or NSF.
Not medical advice. Consult your healthcare professional.