Lemon Juice to Cure Pimples. Lemon juice helps to make pimples dry up faster and reduces the redness of acne. Lemon is also a rich source of Vitamin C. How to Use It: 1. Take a cotton ball and dip it into lemon juice and apply it on the acne before going to bed. 2. Next morning, wash your face with lukewarm water.To Cure Pimples. Toothpaste, which cleans your teeth in the morning, will also clear ...More