While many debate whether to take Vitamin B12 on an empty stomach or with food, technically speaking, its absorption would be best when taken on an empty stomach, which means, half an hour before a meal or 2 hours after having eaten
For the complete comparison, see the TB-500 vs BPC-157 research peptide comparison guide
If you let it go for too long, it can cause problems in your nervous system such as: Vision problems Memory loss A pricking or numbing sensation Difficulty speaking or walking due to ataxia (loss of physical coordination) Damage to your extremities (hands, feet, arms, etc.), particularly your legs Other problems could include Infertility (this should go away with B12 treatment) Stomach cancer Bleeding and infections Damage your heart, brain, bones, and other organs in your body If you're pregnant and don't get enough vitamin B12, your baby is at risk of a serious birth defect called a neural tube defect
The 2004 study documented reduced loss of righting reflex, the rodent equivalent of losing consciousness from alcohol
For injectable use Injectable GHK-Cu involves more complexity