D3 Serum, Premier Reviews

4.9 Rating 17 Reviews

Supports immune system health and promotes bone growth and mineralization, absorption of calcium*

About Premier Research Labs:

For many years, Premier Research Labs has had a sterling reputation as the world's leader in cellular resonant nutrition technology. We have strived to become the industry leader in excipient-free, preservative-free, premier quality nutritional products and super foods.

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Angela Fischetti

Verified Reviewer

“Just had blood work drawn. Been using PRL's D3 for years. I eat whole food plant-exclusive. D3 is in the normal range. At 67 years young, this is vitally important. Now it's time for me to lift weights!”

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Posted 1 month ago

That’s wonderful news, Angela! We’re so glad to hear your vitamin D levels are right where they should be. Premier D3 Serum is such an important part of maintaining overall wellness, especially with a plant-exclusive lifestyle. Congratulations on your great results — and best of luck as you start lifting weights!

Posted 1 month ago

Author didn't leave any comments.

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Posted 2 months ago

Tammy Morford

Verified Reviewer

Author didn't leave any comments.

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Posted 7 months ago

Joseph Regan DC PTM

Verified Reviewer

“Simple and effective way to build up Vitamin D levels in the system and many improvements in multiple areas of health including immune ,hormonal neurological, metabolic and sleep ; excellent emulsified in olive oil”

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Posted 7 months ago

Hi Dr. Regan, Thanks for sharing your experience with Premier D3 Serum. We’re glad it’s been such an effective and well-rounded tool for supporting so many aspects of health.

Posted 7 months ago

BROCK SCHWARTZ DC

Verified Reviewer

“Very effective and easy to dose @ 1000 IU's per drop.”

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Posted 8 months ago

Hi Dr. Schwartz, Thank you for the feedback. We're glad to hear that Premier D3 Serum has been effective and easy to work with. The precise dosing is one of the things we love about it too.

Posted 8 months ago

Kelly Trombetta

Verified Reviewer

“Great! I don’t always get a lot of sun, so these have brought my D3 levels up”

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Posted 9 months ago

Hi Kelly, We're happy to hear that D3 Serum, Premier has been a great support for your D3 levels! It’s a great way to get what you need, even without much sun. Thanks for your continued support!