The Glutathiosome dark spot serum vita drop by Abib has received positive feedback regarding its suitability for acne-prone skin. Many users with sensitive and blemish-prone skin have reported that it did not cause any irritation or breakouts. However, some users did mention experiencing minor blemishes after using it, which could be due to other factors such as stress or diet. It is always recommended to patch test new products and consult with a dermatologist if you have specific skin concerns.