that recommends various foods for Their vitamin content with clams providing zinc and with zinc being good for skin. A medical doctor reviewed and approved their content although it’s not peer reviewed so take it with a grain of salt when you read it.
bottomline is that zinc is good. However, the question of eating clams for zinc could be vastly overshadowed by getting some pathogen from eating raw clams. So enjoy your clams but eat in moderation and don’t expect your skin to necessarily glow with healthy vibes.