Which form of zinc supplement is most effective for treating acne? Studies suggest that zinc gluconate or zinc sulfate are the most effective forms of zinc supplements for treating acne.

A registered dietitian nutritionist explains how effective zinc is for acne, dosage, and other considerations Acne, also ...

“Acne is the medical word for ‘spots ... suggested may be difficult to tolerate. An example is that zinc sulphate can cause gastrointestinal side-effects (if consumed in excess).