Common causes include: Pernicious anemia, an autoimmune disorder hindering Vitamin B12 absorption Gastrointestinal surgeries, like gastrectomy, impact Vitamin B12 uptake Long-term use of certain medications, such as metformin or proton pump inhibitors Diets lacking in Vitamin B12, often seen in vegans and vegetarians For those without a deficiency, Vitamin B12 injections are not typically recommended, as their body can naturally regulate and excrete excess amounts of the vitamin
Label each aliquot with the peptide name, concentration, date, and lot number
State rules add nuance on top of the federal picture
In the case of very severe uptake disorders, a lifelong maintenance therapy with injections may be necessary if absorption through the intestine is no longer possible
USP-Grade Quality: Meets United States Pharmacopeia (USP) standards for sterility and purity, ensuring safety for patient care and drug preparation