It is a magic potion when it comes to healing rashes. Just spray 2-3 times on the affected area and see results almost immediately. Neem Hydrosol is great against acne, spray as a toner on face. When used in combination with Tea Tree Hydrosol, it increases the potency against acne. Neem hydrosol is a great anti-dandruff potion. Just spray 2-3 times a day on hair and see results almost immediately.