Reducing acne scars naturally without chemicals involves a combination of skincare, lifestyle adjustments, and home remedies. Keep in mind that results may vary depending on the severity of the scars and your skin type. Here are some methods you can try:

1-Good Skincare Routine:

• Cleansing: Use a gentle cleanser to keep your skin clean and avoid further breakouts.
• Exfoliation: Regular exfoliation can help remove dead skin cells and promote cell turnover. You can use natural exfoliants like oatmeal, honey, or baking soda.
• Moisturizing: Keep your skin hydrated to improve its overall texture and appearance.

2-Sun Protection:

Sun exposure can worsen the appearance of scars. Always use a broad-spectrum sunscreen with at least SPF 30 to protect your skin from UV rays.

3-Natural Remedies:

• Aloe Vera: Aloe vera has soothing and healing properties. Apply fresh aloe vera gel to the scars and leave it on for 30 minutes before rinsing.
• Lemon Juice: Lemon juice contains natural alpha hydroxy acids that can help exfoliate the skin. Mix lemon juice with equal parts water and apply it to the scars. Leave it on for a few minutes and then rinse off. Be cautious if you have sensitive skin, as lemon juice can be irritating.
• Honey: Honey has antibacterial and healing properties. Apply a thin layer of raw honey to your scars and leave it on for about 20 minutes before rinsing.

4-Healthy Diet:

A diet rich in antioxidants, vitamins, and minerals can support skin health and healing. Include plenty of fruits, vegetables, lean proteins, and whole grains in your diet.

Stay hydrated by drinking enough water throughout the day.

5-Lifestyle Changes:

Manage stress through techniques like meditation, yoga, or deep breathing, as stress can contribute to acne flare-ups.

Get enough sleep to promote skin repair and rejuvenation.

6-Natural Oils:

Certain natural oils like rosehip oil, coconut oil, and jojoba oil contain vitamins and fatty acids that can help improve the appearance of scars. Conduct a patch test first to ensure you don't have adverse reactions.

Remember that natural remedies may take time to show noticeable results, and individual responses vary. If your acne scars are deep or stubborn, consider consulting a dermatologist for professional advice and treatment options, which might include microdermabrasion, chemical peels, laser therapy, or microneedling.