Around the Clock Blemish Rescue. Sulfur Spot Treatment is a gentle yet potent combination of 6% sulfur and an innovative peptide that provides an instant fix for red and inflamed acne lesions. Unlike other spot treatments, our Sulfur Spot Treatment is effective without harsh ingredients and will help reduce the appearance of redness and sensitivity. Not only will you see an immediate decrease in the appearance of redness, this spot treatment won’t leave behind any pesky dry patches and will accelerate your skin’s healing process. With its invisible application, Sulfur Spot Treatment allows you to spot treat on the sly. Go ahead and take this secret weapon on the go—it can be used throughout the day and night!