Vitamin B12 Side Effects
Vitamin B12 Side Effects:
Reported side effects include mild diarrhea, anxieties and panic attacks, heart palpitations, insomnia, breathing problems, chest pain, skin rash, hives, and itchy or swollen skin. (source)
Is Vitamin B12 safe?
Yes, Vitamin B12 is believed to be safe when used orally in amounts that do not exceed the recommended dietary allowance (RDA). (source)PricePlow and ClutchWave LLC take no responsibility for the statements and links on this page. Consult your doctor before using any supplements. These statements have not been approved by the FDA.
Where to Buy Vitamin B12 Cheap:
| Product Name | Size | Lowest Price | Main Ingredient / Dollar | Go to Cheapest Store |
| NOW Foods Vitamin B-12 with Folic Acid | 250 Lozenges | 83.61 Milligrams of Vitamin B12 per dollar | ![]() | |
| NOW Foods B-12 | 100 Lozenges | 57.31 Milligrams of Vitamin B12 per dollar | ![]() | |
| NOW Foods Ultra B-12 | 4 Ounces | 14.39 mL of Vitamin B12 per dollar | ![]() |


