What will really work on facial wrinkles?

Prevention important. Most important is prevention of wrinkles from occurring; clean, moisturize, limit sun exposure over a lifetime, particular during youth (loss of elastic tissue). Smoking? Can c wrinkles across room. Various retinols. A whole bunch of products promise a lot, deliver a little. Botox, yes, but must redo repeatedly. Dermatologist will pitch their products, but go anyway to learn approach for life.
Retin-A. Retin-a, botox, fillers, laser resurfacing, microdermabrasions, chemical peels.