My favorite acne video is by Dr Greger. He explains that acne is an epidemic in industrialized countries. It was rare in cultures like Okinawans. This video summarizes research that suggests that acne may be an early sign of even more serious diseases to come in future, with 'TOR overactivation' being a common underlying mechanism.
A collection of videos by Dr Greger explaining that dairy may be a key contributor to acne.
A few videos by Dr Greger explaining natural foods that may help. An interesting idea is to use barberries!
Cacao powder and sunflower seeds are considered health promoting in Whole Food Plant-Based guidelines. However, can they aggravate acne in some individuals? How about B12 injections?
What do Whole Food Plant-Based docs other than Dr Greger say about acne?
The Clear Skin Diet was devised by sisters Nina Nelson and Randa Nelson who experienced acne during their teens and college years. They are daughters of Jeff and Nina Nelson who have organized WFPB conferences over the years.