Along with being a great tasting culinary oil, pumpkin oil is most commonly taken for preventing hair loss and prostate problems, due to its reported DHT blocking properties.
This page has some of the other most important pumpkin seed health benefits and problems it can help with.
Pumpkin Seed Oil and Skin
Like the seeds, raw pumpkin seed oil can help improve skin tone and may be a beneficial supplement for many skin problems like acne, dry flaky skin, eczema and psoriasis.
Alongside the powerful antioxidant content, the high levels of natural fats would appear to be responsible for this effect.