Your DNA Could Decide If Vitamin D Lowers Your Diabetes Risk

A specific variation in the vitamin D receptor gene may determine whether high-dose supplementation lowers diabetes risk in prediabetic people.

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Nearly 115 million Americans are on the road to diabetes. New research suggests an inexpsensive, widely available supplement could slow that journey, but only for some of them.

A genetic quirk in roughly 70 percent of prediabetic adults may determine whether high-dose vitamin D can meaningfully lower their risk of developing Type 2 diabetes, according to a study published in JAMA Network Open.