Dark chocolate contains the most cocoa bean ... And it’s still candy — it has fat and sugar, with 170 calories per ounce, so eating too much can lead to weight gain. If it’s too bitter ...

While there’s no harm for most kids to eat some dark chocolate (and any other kind of chocolate), moderation is key, explained Anet Piridzhanyan, a clinical dietitian in the Center for Endocrinology, ...

For example, dark chocolate with 70% to 85% cocoa solids can have 22.7 milligrams of caffeine per ounce, while milk chocolate ... it's best to parcel out its calories and fat content to bite ...