Methylcobalamin B12 may help reduce the risk of age-related macular degeneration
https://israeltwyt766.edublogs.org/2024/09/07/methylcobalamin-nasal-spray-an-alternative-delivery-method-for-b12/
Methylcobalamin B12 may help reduce the risk of age-related macular degeneration, a leading cause of vision loss in older adults