Natural Sunscreen - Lip Balm Alcare - SPF 17 Protect your lips in both winter and summer with Aloe Lip Balm a natural sunscreen for the lips. Aloe Lip Balm has an SPF rating of 17 so order several so that you have one in your purse, one at your desk, and one in the car. Don't get caught without protection for your lips, as well as your skin, in any weather. You can choose Berry, Vanilla, or Spearmint.