NAD+ & Glutathione Combo Patches Ion Layer Shed Glutathione vs. NAD+: How they work together for stronger cellular health Is Your Vision Blur Nutritional? 4 Essential Vitamins Your Eyes Are Craving Vitamin A: Prevents night blindness and corneal damage (Xerophthalmia). Vitamin B12: Protects the optic nerve; deficiency causes dim vision or Neuro Charge Ottawa Anti Aging & Detox IV Therapy Elysian This 51 year old patient came with a posterior subcapsular cataracta type of cataract that forms at the back part of the lens and often causes glare and blurred vision especially in bright light.