glutathione and n-acetylcysteine Clinical Applications NAC has direct antioxidant properties
Description
Preclinical studies have demonstrated that 5-Amino-1MQ effectively reprograms metabolism in key energy-regulating tissues: it counteracts obesity and associated fat accumulation, reduces pathological liver fat, and enhances the regenerative potential of aged skeletal muscle 1-3

What You Should Know NAD+ is not a peptide

GHK-Cu has been shown to downregulate pro-inflammatory cytokines, helping calm the immune response at the skin level
Younger adults with accelerated aging from stress: Prevents premature decline

If they are not, they could be the wrong form of B12 such as cyanocobalamin or they could have added preservatives that you do not want injected into your child