There are several studies that indicate that whey protein make acne worse and actually may cause acne.
Dr. Hilary Baldwin, Medical Director at the Acne Treatment and Research Center notes that “In my practice, I have seen whey protein prevent patients’ acne from getting better while on conventional acne therapy. Once we have discontinued whey protein, their acne gets better.”
Best solution? Switch to soy protein or egg protein and see if your acne gets better. The video below provides more insight as well!