Pimples on lips is quite an unsightly and painful condition.The cause of pimples on lip is Hormone,toothpaste including fluoride,exposure to pollutants,oily skin,skin irritation cause cosmetic,lack of sleep and stress.
How to treatment and prevention.
1.Cleanliness of your face.
2.Do not squeezing or scratching on acne areas to reduce acne inflammation.
3.Avoid using cosmetics causing irritation.
4.Avoid Lip Gloss when you have pimples on lips.
6.Get sleep enough.
7.switch to use some other toothpaste without fluoride.