D3 Serum 0.43 fl oz *


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D3 Serum 0.43 fl oz *

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Description of D3 Serum 0.43 fl oz *

High Potency Vitamin D3 (Natural Source)



Introducing Premier Research Labs' D3 Serum. D3 Serum offers 5,000 IU per serving of natural-source Vitamin D3 as a fat-soluble liquid in a base of extra virgin olive oil. No artificial flavors or colorings, no added magnesium stearate or other undesirable chemical agents.

5,000 IU vitamin D3 per dose

Natural source vitamin D3 (not synthetic)

In a fat-soluble base (extra virgin olive oil) for better absorption

No added magnesium stearate

No artificial colors or flavors

Promotes bone growth and mineralization*

Promotes absorption of calcium*

Supports cardiovascular health*

Supports immune system health*


Used by Professionals

Hand-Selected by Dr. Kevin Conners

Fulfilled Locally in the USA

We are a Wisconsin-based family company

Trusted Source of Nutrition

We only carry the best products
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