HIGH-POTENCY VITAMIN D3: Premier Research Labs Vitamin D3 Serum provides 5,000 IU of naturally-sourced liquid vitamin D3 per five-drop dose to promote overall health and wellness
BONE HEALTH & IMMUNE SUPPORT: Our liquid Vitamin D drops promote bone health and mineralization for adults, as well as supporting the body's natural immune response and cardiovascular health*
PURE & EFFECTIVE FORMULA: We source natural Vitamin D3 & combine with extra virgin olive oil for enhanced absorption. Our premier vitamin D serum is Non-GMO, Kosher, & made with no harmful additives
SUGGESTED USE: Take 5 drops of our Vitamin D3 oil daily, equating to approximately 125 mcg/5,000 IU of Vitamin D3 per dose. Each bottle of our Vitamin D3 drops for adults contains about 114 servings
PREMIER-QUALITY SUPPLEMENTS: At Premier Research Labs, we pride ourselves in creating high quality supplements using sustainably & meticulously sourced natural ingredients from around the globe
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Frequently Asked Questions
💊 How long does shipping take?
Shipping takes place within 3-5 business days. If there is a problem with the shipment of the product, we will notify you via the email address you entered when ordering.
💊 Is free shipping available?
We do not currently offer free shipping. However, this may be added at some point. We apologize.
💊 How can I get a tracking number for my order?
If your order has been shipped, we will add the tracking number to your order and notify you via the email address you entered when ordering.
💊 How do I process a return or exchange?
For returns or exchanges, please contact us within 14 days of receiving the product, along with a receipt or screenshot of the purchase, and a photo of the product with the packaging or tag intact.
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