Stephen Kavanagh, a marine biologist and founder of Marine Health Foods, delves into the extraordinary benefits of oysters as a superfood. He highlights their rich nutritional profile, particularly their high zinc and selenium content, crucial for immune function and cognitive health. Kavanagh discusses the alarming issue of oyster overfishing and ongoing restoration efforts in Ireland. Listeners will also discover how oysters support both human health and marine ecosystems, advocating for sustainable practices in seafood consumption.