Could Whey Protein Be Triggering Your Acne? Understanding the Link Between Protein Supplements and Breakouts
Published July 30, 2026
Is your protein bar making you breakout?
What Is Whey Protien?
Whey protein, which is one of the main protein isolates in milk and other dairy products, is a common ingredient in protein bars, cookies, shakes, smoothies, and supplement powders. Studies show that whey protein raises levels of insulin-like growth factor 1 (IGF-1) and androgens that can increase sebum (oil) production. The rise in sebum may contribute to clogged pores, bacterial overgrowth, and inflammation which can become acne.
Protein Supplement Alternatives
If you are taking protein supplements and experiencing worsening acne, consider switching to a plant-based form of protein supplement. Consider some of these alternatives below.