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
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However, there may be a link between vitamin B12 and weight loss in people with a B12 deficiency
5-Amino-1MQ 5 mg is supplied as a high-purity research compound , designed to provide consistent and reliable performance across experimental models investigating NNMT-related pathways
90 mg gentle prenatal blend includes the superfood spirulina, as well as red raspberry, dandelion root and ginger to enhance digestion