Even if you're sitting in the shade, without suncreen you're being zapped by aging rays. Sunscreen (at least SPF30, every day) not only prevents aging, it gives your skin time away from defending itself, so it can actually repair and undo existing damage.
There's wet, and then there's wet: If you want any antiager to work better, get your skin very wet. For instance, if you want your face scrub to exfoliate more than usual, do it at the very end of a shower.
Retin-A, Tazorac, Renova: These prescription-only retinoic acid formulas dde-age skin like no over-the-counter cream. it takes about six weeks to see results, but the difference in most people is truly spectacular.
For some, retinoic acid is too skin-sensitizing. The next strongest think is available over the counter; retinol. The most powerful retinol we know of is Help Me by Philosophy.
Supplements: Who knows if they work? They might, and that's why we take—especially those with omega-3, -6, and -9 oils. Since none of us can eat as much youthifying salmon as the experts say we should.
Wind and cold are dehydrating. Moisturizer plumps up your skin, making it look and feel smoother temporarily. We have never met a makeup artist who doesn't apply moisturizer liberally before makeup—it really makes a difference.
If all else fails, keep your sunglasses on—and not solely for the obvious reason of camouflage. You also shield the delicate and first-to-wrinkle-and-sag eye area from future damage. Eye cream with SPF helps too.