Ayurveda, the traditional system of medicine in India, suggests various ways to use yogurt for acne treatment. Here are ten methods based on Ayurvedic principles:

1. Yogurt Face Mask: Mix 2 tablespoons of yogurt with 1 tablespoon of honey. Apply the mixture to your face and leave it on for 15-20 minutes before rinsing off with lukewarm water. This mask helps cleanse the skin and reduces acne inflammation.

2. Yogurt and Turmeric Paste: Combine 2 tablespoons of yogurt with 1/2 teaspoon of turmeric powder. Apply the paste to the affected areas and leave it on for 20-30 minutes. Rinse off with water. Turmeric has anti-inflammatory and antibacterial properties that can help reduce acne.

3. Yogurt and Neem Leaves: Blend a handful of neem leaves with 2 tablespoons of yogurt. Apply the mixture to the acne-prone areas and leave it on for 15-20 minutes. Neem has antibacterial properties and can help control acne-causing bacteria.

4. Yogurt and Cucumber Pack: Grate half a cucumber and mix it with 2 tablespoons of yogurt. Apply the mixture to your face and leave it on for 15-20 minutes. Cucumber has a cooling effect and can help soothe irritated skin.

5. Yogurt and Aloe Vera Gel: Combine 2 tablespoons of yogurt with 1 tablespoon of fresh aloe vera gel. Apply the mixture to your face and leave it on for 20-30 minutes. Aloe vera has antibacterial properties and can help reduce acne and heal the skin.

6. Yogurt and Lemon Juice: Mix 2 tablespoons of yogurt with 1 teaspoon of fresh lemon juice. Apply the mixture to the affected areas and leave it on for 15 minutes. Lemon juice helps exfoliate the skin and reduce acne scars.

7. Yogurt and Sandalwood Paste: Mix 2 tablespoons of yogurt with 1 tablespoon of sandalwood powder. Apply the paste to your face and leave it on until it dries. Rinse off with water. Sandalwood has antimicrobial properties and can help control acne.

8. Yogurt and Multani Mitti (Fuller's Earth) Mask: Combine 2 tablespoons of yogurt with 1 tablespoon of Multani mitti. Apply the mask to your face and let it dry for 15-20 minutes. Rinse off with water. Multani mitti absorbs excess oil from the skin and can help prevent acne.

9. Yogurt and Tea Tree Oil: Add a few drops of tea tree oil to 2 tablespoons of yogurt. Apply the mixture to the acne-prone areas and leave it on for 20 minutes before rinsing off. Tea tree oil has antimicrobial properties that can help fight acne-causing bacteria.

10. Yogurt and Gram Flour Scrub: Mix 2 tablespoons of yogurt with 1 tablespoon of gram flour (besan). Gently scrub your face with the mixture in circular motions and rinse off with water. This scrub helps remove dead skin cells and unclog pores, reducing acne.

Remember to perform a patch test before using any new ingredient on your skin and discontinue use if you experience any adverse reactions. It's also essential to maintain good hygiene, follow a balanced diet, and consult with a healthcare professional or dermatologist for personalized advice on acne treatment.