The best way to treat acne is from the inside out. Clean up your diet. Address your leaky gut and load up on foods rich in antioxidants.
Studies also show that external applications of antioxidants improve acne. But it's primarily an internal issue. Stay away from any acne treatments that claim to be a silver bullet. They are likely doing more harm than good.
And be sure to apply lots of antioxidants to your skin. DIY recipe for an antioxidant spray coming soon.