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A: Most patients feel increased energy and mental clarity within 2448 hours after a B12 shot
The UK has not established an upper safe limit for B12 intake, reflecting its low toxicity potential
This is uncommon but occasionally reported anecdotally, particularly at very high doses
B12 injections start to work fast, usually making a difference in how you feel within 48 to 72 hours
Might be worth checking that forum out on here health unlocked
Contact your health provider as soon as possible if you suffered an incorrect Vitamin B12 injection from your doctor, nurse, or wellness clinic
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