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Paital B, Agrawal PK (2020) Air pollution by NO2 and PM 2.5 explains COVID-19 infection severity by overexpression of angiotensin-converting enzyme 2 in respiratory cells: a review

Furthermore, targeted ophthalmic trials utilizing T4-based eye drops (such as the RGN-259 formulation) have demonstrated safety and clinical efficacy in treating severe dry eye conditions, bacterial corneal infections, and physical corneal wounds

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Store in a cool, dry place, away from direct sunlight.

Dietary astaxanthin has been suggested to enhance both cell-mediated and humoral immune responses, evident through enhanced T cell and B cell mitogen-induced lymphocyte proliferation