Alpha Skin Care Renewal Serum is under $20 on Amazon

Some skincare deals feel like divine intervention, and the Alpha Skin Care Renewal Serum is exactly that — a 14% glycolic acid miracle currently under $20 on Amazon (with that sneaky little “Apply Coupon” button under the price).

Over 1,000 people have bought it in the past month, which tells you everything you need to know: this is one of those unassuming bottles that works.

Alpha Skin Care has long been one of those rare, old-school brands that built a cult following before skincare influencers turned exfoliation into an extreme sport. It’s gentle in formulation but mighty in results and beloved by people who actually understand skin, not just packaging.

The Alpha Skin Care Renewal Serum is a 14% glycolic acid treatment designed to exfoliate, renew, and clarify skin for a smoother, more even complexion. It’s fragrance-free, pH-balanced, and packed with soothing botanicals to minimize irritation, making it a favorite among those tackling breakouts, dullness, or uneven texture. Use it as a nightly treatment (ideally with SPF by day), and you’ll start to see the kind of glow that doesn’t need a filter.

The thing about chemical exfoliants is that they’re largely misunderstood. They’re not just about brightening or smoothing, but about rebalancing your skin so it can start healing itself again. This serum does that with 14% pure glycolic acid, and is pH-optimized for maximum effectiveness without the burn. Over time, it helps fade acne scars, smooth rough texture, and clear clogged pores, all without the grainy scrubbing that irritates skin. It’s the kind of formula that rebuilds your confidence molecule by molecule.

For over 200 years, the New York Post has been America’s go-to source for bold news, engaging stories, in-depth reporting, and now, insightful shopping guidance. We’re not just thorough reporters – we sift through mountains of information, test and compare products, and consult experts on any topics we aren’t already schooled specialists in to deliver useful, realistic product recommendations based on our extensive and hands-on analysis. Here at The Post, we’re known for being brutally honest – we clearly label partnership content, and whether we receive anything from affiliate links, so you always know where we stand. We routinely update content to reflect current research and expert advice, provide context (and wit) and ensure our links work. Please note that deals can expire, and all prices are subject to change.