headache from b12 injection I've had a migraine since Sept 4th. I took a that day (prescribed by my doctor) so I'm wondering if it's related or coincidence. I'm scared to take another one How to Make Headaches Go

The clinical presentation can be insidious, with symptoms developing so gradually that patients may not recognise the changes until deficiency becomes severe

"I talked to a parent today who said she was able to get five pills," Spires said

Haematological responses occur within 12 weeks, but nerve repair is slower and may be incomplete if deficiency has been prolonged

You may need supplementation if: You're vegetarian or vegan You're over 50 You frequently feel fatigued You have gut-related disorders You take metformin or acid blockers Blood tests show low levels The key is not guessing blindly

cattle and horses: 2 - 4 mL