Immune Support & Vitamin D
Formulated to support Vitamin D levels and immune system health
View ProductCelebrating Decades of Dedication to Wellness & Natural Supplements. Our Secret? It’s Simple
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Featured Supplements
C-1000
Antioxidant
$32.19
MK-7 (Vitamin K2)
Cardiovascular Health
$49.95
D3-50 50,000 IU Veg...
Cardiovascular Health
$36.29
Folic Acid
Cardiovascular Health
$15.28
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Find Your SupplementOur Role in Personal Wellness Journeys
Fast order fulfillment, beautifully packaged, great product. Water-soluble D3 in 50,000iu dosage is a beautiful solution to low D3 levels, critical now we know its role in immune f... Read More
- Scott M.
Bio-Tech is my number 1 choice to purchase Vitamin D3 50. Years ago it was the only place I could find 50k IU. Now I stay for the excellent customer service, reliabilty & speedy sh... Read More
- Melissa
Fast, accurate and easy to deal with. My physician recommended their products to me and they seem to work great!
- Jerry G.
It came to me recommended by the Grassrootshealth researchers and I will not buy any other product since taking their VItamin D plus K2. I personally need the 10,000 IU D formula t... Read More
- Alice S.
