Magnesium glycinate is rapidly replacing magnesium oxide and citrate due to its high absorption rate (30–40%) and gentle gastrointestinal tolerance. For B2B sourcing, verify five criteria: authentic chelated raw material with third-party testing, elemental magnesium content (50–300mg per tablet), tablet type and clean-label excipients, certifications matching target markets (FDA, EFSA, HALAL), and bottle counts for different channels. Distributors should stock 90–120 count ready-made SKUs; private-label brands can customize formulas for seniors, athletes, or sleep support; mass retailers prioritize cost and stable supply.
Read More