It seems like "paracemental" might be a typographical error or a term not widely recognized in the context of supplements or biochemistry. If you meant something specific related to supplements, please provide additional context or clarify the term. If it's a different topic outside the realm of supplements, I'm here to help with any supplement-related questions you might have.

Blindness is a condition characterized by the inability to see. It can be total, where a person cannot perceive any light or visual shapes, or partial, where there is impaired vision. The causes of blindness can vary, including genetic factors, diseases such as glaucoma and diabetes, or injury to the eyes.

While supplements cannot cure blindness, they can sometimes play a role in maintaining eye health or slowing the progression of certain conditions that could lead to vision impairment. For example, certain vitamins, like Vitamin A, are crucial for maintaining good vision¹. Antioxidants such as Vitamin C, Vitamin E, and minerals like zinc can help protect eye health².

If you have a specific question about supplements related to eye health or vision, feel free to ask!