Contraindications include: Sulfa allergy, due to potential sensitivity to methionine derivatives
Clinicians at Fountain of Youth may suggest B-complex injections or oral synergy regimens depending on your case
Replacement therapy for vitamin B12 deficiency: comparison between the sublingual and oral route
Supplements generally arent recommended unless you have anemia caused from iron deficiency. Excess iron can damage organs and cause side effects such as constipation and heartburn, so its important to follow your healthcare providers dosing instructions and to pay attention to the form of iron they suggest, as there are many available (ferrous sulfate, ferrous fumarate, ferrous gluconate, etc.) and not all will be ideal for you
Support Healthy Hair, Skin, and Nails Vitamin B12s role in cell production extends to hair, skin, and nail health
The vitamin helps build myelin, which protects your nerves