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Instead, include food sources of vitamin B12 in your diet, says Taylor
That said, there are still some risks associated with supplementing vitamin B12 if you arent deficient: A 2015 study found that excess vitamin B12 is associated with acne and rosacea
If youre not sure, your GP (or a private blood test provider) can help you check B12 alongside other useful markers
Therefore, it may not be safe to get vitamin B12 shots if you dont have a diagnosed deficiency