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Supplements are especially suitable for people with impaired gastrointestinal absorption, such as older adults, individuals who have undergone stomach or intestinal surgery, or those who follow a vegetarian or vegan diet

investigators considered them unrelated to study drug

they're unregulated, potentially impure, and lack dosage precision, posing health risks like bacterial contamination or heavy metals.[44][45][46] Unregulated online sources amplify dangers with potential counterfeits, unknown additives, or legal violations, as they're not FDA-approved and may lead to adverse effects or inefficacy.[47][48][49] Prioritize compounding pharmacies for reliable, compliant options