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Most peptide calculators work backward: rather than solving anything, they require the user to guess and input their own BAC water volume

To be safe we suggest abstaining from any supplements or shots containing biotin for 1 week prior to having your blood drawn for any medical testing

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Vitamin B12 functions as a cofactor for two essential enzymes: methionine synthase (involved in homocysteine metabolism and DNA synthesis) and methylmalonyl-CoA mutase (crucial for fatty acid and amino acid metabolism)

PubMed , StatPearls , StatPearls Publishing, 2025