Avoid the mixture if you have active acne lesions, irritated skin, eczema flare-ups, open wounds, or a damaged skin barrier.
Do not combine this scrub with other strong exfoliating treatments, such as exfoliating acids or retinoids, in an attempt to get faster results.
If your primary concern is dryness, a fragrance-free moisturizer or a thin layer of plain petroleum jelly may be a safer and more predictable choice.
8. How Often Should You Use It?
There is no medically established schedule for a Vaseline-and-coffee mixture because it is not a standardized skincare treatment.
If you choose to use it on healthy body skin, occasional use with very gentle pressure is more sensible than frequent scrubbing. Stop if your skin becomes irritated.
For many people, regular moisturizing is more beneficial than exfoliating repeatedly. Healthy skin does not need to be scrubbed every day to remain smooth.
Remember that burning, redness, or peeling are not signs that a treatment is working. They are reasons to stop.