Use a gentle, fragrance-free cleanser and lukewarm water
Avoid harsh scrubs, bleaching creams, and DIY lemon or baking soda treatments
Wear loose, breathable cotton underwear
Reduce friction from tight clothing and shaving
Keep the area dry and avoid excessive sweating
Use a mild exfoliant only on the outer bikini area if tolerated
Apply a moisturizer suitable for sensitive skin to the outer area
Consider products with niacinamide, azelaic acid, or kojic acid only on external skin and only if recommended by a dermatologist
Stop any product that causes burning, itching, or irritation
Use sunscreen on exposed bikini-line skin to prevent darkening
See a dermatologist or gynecologist for persistent darkening or sudden changes