Whether you suffer from acne, dry skin, skin dullness or excessive oiliness, a plain yogurt mask is a budget-friendly way to treat your face. Yogurt is effective at cleansing and disinfecting pores, preventing acne, moisturizing skin and revitalizing . Consider organic yogurt--which is available at health food stores--if you would prefer to avoid the residual hormones and pesticides present in nonorganic dairy products. Benefits While most people have heard about the benefits of eating yogurt, they may not realize the many benefits it offers their skin. Yogurt's antibacterial properties make it a useful, degerming cleanser, and its lactic-acid content soothes irritation, clarifies the pores and softens the skin. Finally, yogurt is known for its probiotics (live, active cultures), which are helpful in naturally treating skin conditions such as acne and eczema.Precautions If you are allergic to yogurt, dairy products or alpha and beta hydroxy acids, avoid using yogurt face masks. After application, you may notice a slight tingly feeling. However, if you experience burning or pain of any kind, wash off the mask and consult with your physician before reapplying. These symptoms may indicate an allergy or sensitivity to yogurt's active ingredients or live cultures.