Poeaim S, Lordkhem P, Charoenying P, Laipasu P (2016) Evaluation of antioxidant, cytotoxic activities and total phenolic content from leaf extracts of Phlogacanthus pulcherrimus
Your body has its own natural limits about how much it produces and absorbs, so you cant really overdo it, which is why its so well tolerated and there are so few side effects. That said, injection site reactions, mild headaches and dizziness can occur, but she says theyre usually mild, short lived, and affect very few people
Popescu, B
Trombelli L, Simonelli A, Pramstraller M, Wikesjo UM, Farina R
Unlike oral supplements, B12 injections are delivered intramuscularly, ensuring the vitamin is absorbed directly into your bloodstream for immediate and more effective results
C.De la Corte-GarcaH