glutathione in serum No.5 Vitamin Concentrated Serum, 1.01 fl oz (30 ml) Glutathione Serum: The Truth Behind
Description
Each small line represents 1 unit
However, serious health complications can develop due to improper administration including sepsis (blood poisoning)

The two work through different mechanisms and may produce additive benefits

GHK-Cu has over 50 years of research with no serious safety signals
