For more information regarding homocysteine and CVD, see the article on folate
Switch to enteric-coated capsules to prevent gastric contact, or dilute the dose in a larger volume of neutral vehicle (phosphate-buffered saline, PEG 400)
Gavage ensures 100% dose delivery, removes voluntary intake as a variable, and allows precise timing
Always good to have a reason I have also had this happen when my folate was low , it may be worth you getting it checked I had self inject my B12 every 4 weeks for the last 20+ (cannot really remember how long accurately), and 2 months ago got a similar 'electric shock tingling' all over my body - head, face, arms, hands, legs, feet etc within a couple of minutes of injecting, which lasted about 3 seconds or so
Injection depth and technique: GHK-Cu vs other injectables How deep do you inject GHK-Cu