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For other areas, ensure adequate subcutaneous tissue exists for safe injection
Mechanism of Action The primary mechanism of action of TB-500 is based on actin cytoskeleton regulation
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
353 These findings confirm that in the synovium, GLP-1R is expressed on two different cell types, macrophages and fibroblast-like synoviocytes, which are specialized cells distributed within the synovial intima and subintima, and these cell types play important roles in hyaluronic acid synthesis, metabolite processing, and clearance of matrix degradation fragments