The benzyl alcohol preservative has been linked to severe toxicity in this population, including a potentially fatal condition known as gasping syndrome. Newborns have immature metabolic pathways and cannot efficiently metabolize benzyl alcohol, leading to its accumulation and metabolic acidosis with respiratory failure in severe cases
If the patient is suspected to be sensitive to cobalt or other components of cobalamin, an intradermal test dose is recommended (10, 13)
Purity verification and what the COA actually tells you Research-grade peptide purity is verified by reverse-phase HPLC, which separates the target peptide from synthesis-related impurities and reports the target as a percentage of total peak area
While research is lacking on risks to people with eczema who use glutathione, topical products can cause allergic reaction, irritation, stinging, or redness, especially if they contain alcohol, fragrances, or preservatives