Answer

Yes, in most Jain practice, you may wash your face during upvas, but it should be done carefully so that no water is swallowed.

Explanation

During upvas, the main discipline is to avoid food and, depending on the type of upvas, avoid water also.

If you wash your face:

• Do not let water enter the mouth.
• Do not gargle or rinse the mouth if you are observing strict chauvihar upvas or waterless fasting.
• Use water mindfully and avoid unnecessary use.
• Be careful not to harm small living beings in water as much as possible.

Spiritual Understanding

In Jain Dharma, upvas is not only about avoiding food. It is also about self-control, awareness, simplicity, and reducing attachment to the body.

So face washing may be allowed, but it should not become an act of comfort-seeking or carelessness.

Takeaway

You can do facewash during upvas, but do it with awareness, avoid swallowing water, and follow the specific rules given by your family tradition, guru, or sangh.