It is an effective antiseptic, antifungal and antibacterial. To use, apply undiluted to injury. For sensitive skin, over the counter creams and salves with less concentration are recommended. Or dilute in equal parts with sweet almond oil. Cooled Tea Bags Sunburn.
Black tea is very astringent.
It will make the burn feel less tender. Green tea contains antioxidants that seen to reduce damage and speed healing. To treat, steep a couple of bags in boiling water, remove bags and let cool. Apply to skin when cool. If using on a large area, dip clean cloths in the tea and apply.