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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
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My endocrinologist is the one who told me about Bio-Tech for my vitamin D supplement! After the prescribed right dose of vitamin D from the doctor and great supplement my levels ar... Read More
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My doctor checks my Vitamin D level annually and the weekly capsule keeps me at a good level.
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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
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