Who doesn't love the relaxation of a spa treatment? Kyle Richards hosted an Amazon Livestream, where she shared spa day essentials to achieve the same level of R&R at home. During the livestream, Richards revealed that she's a fan of the TruSkin Vitamin C Serum, even going as far as to call it a "miracle." The Real Housewives Of Beverly Hills star raved over the instant glow the serum delivers. "When you put this on your face, you can automatically see the difference," she shared. Right now, bargain hunters can save up to 56% off the A-list-loved serum. See it! See it! Get the TruSkin Vitamin C Serum for just $21 (originally $49) at Amazon! Please note, prices are accurate at the date of publication but are subject to change. The 'Salmon Sperm' Serum Kris Jenner Uses Is 30% Off Vitamin C serums are notorious for game-changing skincare benefits, and this Richards-approved find lives up to the hype. Formulated with nourishing hyaluronic acid and brightening vitamin C, this serum delivers a flawless glow. Aloe vera and jojoba oil are two additional ingredients that help brighten and soothe. It also helps reduce the appearance of fine lines and wrinkles for a youthful, radiant complexion. Along with Richards' co-sign, this serum is a favorite of Amazon shoppers. It's earned over 150,000 glowing reviews, and it's been purchased more than 30,000 times in the past month alone. Real-life Amazon shoppers rave that the "anti-aging benefits of this serum are truly impressive." One five-star reviewer wrote, "The TruSkin Vitamin C Serum has completely revitalized my skincare routine and delivered visible results that I never thought possible." This reviewer said they noticed a difference in their skin's texture and radiance from "the very first application." After incorporating the serum into their routine, one reviewer was "shocked" at "how much younger" their skin looked. "Not saying that I could still pass for my 20s at nearly 40, but it didn't break me out, and the improvements really boosted my confidence, particularly as a newish mom who has been struggling to find a new skincare routine since my hormones changed." Bright, even skin, plus anti-aging benefits? This lightweight serum is definitely worth a try! See it! See it! Get the TruSkin Vitamin C Serum for just $21 (originally $49) at Amazon! Please note, prices are accurate at the date of publication but are subject to change. Not done shopping? Scope out more serums here and don't forget to check out Amazon's Daily Deals for more great finds. Andie MacDowell Swears by This $12 Lash-Lengthening Mascara Us Weekly has affiliate partnerships. We receive compensation when you click on a link and make a purchase. Learn more!