After TEAS, MCs aggregated markedly and the granules presented purple-red metachromasia with swollen shapes
Furthermore, there are indications that a topical eye application of L-carnosine would release the toxic compound, histamine, (which can severely promote oxidation reactions), before it reaches the aqueous humor, and therefore could cause other eye-problems in long-term use
What is Glutathione
Bioorg Med Chem Lett 71:128837
Circ Res (2003) 93:102933
Additionally, metallic elements, including chromium, nickel, and lead, are released from the devices heating coils during aerosolization, introducing additional hepatotoxic risk [122]