Acne treatment for oily skin requires products that contain the right ingredients to help reduce excess oil and prevent acne. Here are some details on the ingredients and materials that are effective for treating acne-prone oily skin:

Positive ingredients and materials:

• Benzoyl Peroxide: This ingredient helps to kill acne-causing bacteria and reduce inflammation.

• Salicylic Acid: This ingredient helps to unclog pores and exfoliate the skin, which can prevent acne breakouts.

• Alpha Hydroxy Acids (AHAs): AHAs, such as glycolic acid and lactic acid, help to remove dead skin cells and reduce inflammation. They also improve the appearance of acne scars by stimulating the growth of new skin.

• Sulfur: Sulfur helps to remove dead skin cells that clog pores and remove excess oil that may cause breakouts.

• Niacinamide: This ingredient helps to reduce inflammation and redness associated with acne.

• Hyaluronic Acid: This ingredient helps to hydrate the skin without adding excess oil.

• Ceramides: Ceramides help to protect the skin barrier and prevent moisture loss.

• Green Tea: Green tea has anti-inflammatory properties that can help to reduce redness and irritation associated with acne.

Negative ingredients and materials:

• Occlusive agents: These are ingredients that form a film on the skin surface that helps to seal in moisture. They can be found in many moisturizers and can be greasy. Occlusive agents include cocoa butter, lanolin, mineral oil, paraffin, petroleum jelly, and silicone derivatives like dimethicone and cyclomethicone.

When choosing skincare products for acne-prone oily skin, it is important to look for options that contain the right ingredients and avoid those that can clog pores or add excess oil to the skin. It is also important to consider the texture of the product and choose lightweight options that wont strip the skin of its natural oils. Finally, look for products that are labeled "non-comedogenic" or are water-based to avoid clogging pores and making acne worse.