Yes, Vaseline Petroleum Jelly can help relieve dryness by locking in moisture and protecting the skin barrier. It may be useful for dry, rough, or irritated skin. However, if the dryness is severe or persistent, it may have underlying causes such as eczema, psoriasis, thyroid disorders, or nutritional deficiencies. In that case, it is best to consult a dermatologist for proper evaluation and suitable treatment.