Body wash is a rinse-off cleanser used during bathing. Body lotion is a leave-on product applied after bathing. They serve different steps in a skincare routine.

No. Body wash is a rinse-off cleansing product, while body lotion is a leave-on moisturizing product. They serve different steps in a body-care routine, so one isn't a direct replacement for the other.

It can be, depending on the formula and how your skin responds to it. If your skin tends toward dryness, check the individual product details and choose a cleanser that feels comfortable for your skin. Follow with a moisturizer after bathing.

Frequency depends on individual routine and skin tolerance. Follow the directions on the specific product you're using.