Understanding the interactions, benefits, and safety of combining these two powerful supplements.
We found no direct interaction between Chromium and Vitamin B12 in the sources below, but they share a caution.
Both have a note about diabetes medicines (see each one below).
What it is: A mineral found in many foods that may help the body use carbohydrates, fats and protein.
What the research says: Studies on blood sugar are mixed. The American Diabetes Association doesn't recommend it because it has no clear benefit.
In Holitro: Chromium (1000 mcg per capsule)
Source: NIH Office of Dietary Supplements: Chromium: Fact Sheet for Consumers (updated March 2021)
What it is: A vitamin that keeps blood and nerve cells healthy and helps make DNA.
What the research says: B12 prevents a type of anemia that makes people tired and weak. People who take metformin or long-term acid reducers may absorb less of it.
In Holitro: Vitamin B12 (1000 mcg per capsule)
Source: NIH Office of Dietary Supplements: Vitamin B12: Fact Sheet for Consumers (updated December 2023)
Check with your doctor or pharmacist, especially if you take medication.
Check your stack — freeEducational information only, not medical advice. This reflects general ingredient overlap, not a personalized safety review. Always check with your doctor or pharmacist before combining supplements, especially if you take medication, are pregnant or nursing, or manage a health condition. These statements have not been evaluated by the FDA.
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