In addition to being a great source of muscle-protective protein, oysters are a prime source of zinc. “This mineral helps convert vitamin A, a vital nutrient for eye health, into a usable form and transport it through blood, says Chip Goehring, Board President of the American Macular Degeneration Foundation (AMDF). “Recent studies also suggest that zinc can slow the progression of macular degeneration,” he adds. How’s that for a pearl of wisdom?