The 12 Best Under-$40 Beauty Products You Can Get on Amazon

Paula's Choice Skin Perfecting 2% BHA Liquid Salicylic Acid Exfoliant

With nearly 37,000 five-star ratings, it's no secret the Paula's Choice Skin Perfecting 2% BHA Liquid Salicylic Acid Exfoliant is a customer-loved product. It unclogs pores and makes them look smaller, removes dead skin cells, smooths wrinkles and fine lines, and brightens skin tone. After you cleanse and tone your skin, apply the exfoliant all over your face and neck, and leave it on. One shopper called it a "game changer," adding that "after a week, my skin has way less texture and the little bumps on the side of cheeks are gone."

Shop now: $11; amazon.com

Pacifica Beauty Vegan Silk Instant Gloss Mask for Dry & Damaged Hair

For smooth, shiny hair, consider adding the Pacifica Beauty Vegan Silk Instant Gloss Mask to your routine. It's made from plant-sourced vegan silk for shine, vitamin B for hydration and moisture, and amino acids for strength. You can use this product as either an in–shower treatment twice a week or a dry treatment before washing your hair once a week. To use it on wet hair, apply it after you clean your hair, let it sit for a minute, and then rinse it out. On dry hair, apply it to your ends and work your way up, let it sit for a minute, and then wash your hair as usual.

Shop now: $12 (Originally $14); amazon.com

Mighty Patch Original Hydrocolloid Pimple Patches

As the number-one best-selling pore cleansing strips on Amazon, the Mighty Patch Original Pimple Patches are clearly a fan favorite. The patches are made with hydrocolloid, which is a skin dressing that pulls out fluid and pus from blemishes and creates a moist environment for the spot to heal. These stickers work best on whiteheads and will show results in six to eight hours.

"I applied a bunch of these to different pimples that I have been battling for weeks," one shopper said. "They noticeably shrunk in size after having the patches on overnight. It was awesome to see all the gunk on the patch that was pulled out, too."

Shop now: $13; amazon.com

Kerotin Scalp Massager

A scalp massager can help reduce dandruff, exfoliate your scalp, stimulate blood flow in your scalp to promote new hair growth, and remove product buildup. The Kerotin Scalp Massager has an easy-to-grip handle and soft silicone bristles. You can use it on dry hair with a growth serum or use it in the shower with your shampoo to get a deeper clean.

"I bought this for extra flakes on my scalp I've been experiencing, and this does exactly what it says it will do at removing buildup to prevent flaking," a reviewer wrote. "The handle is great for massaging in circles or front to back. The bristles are not flimsy at all either."

Shop now: $17; amazon.com

La Roche-Posay Toleriane Double Repair Face Moisturizer

If you get dry, flakey skin in the winter, you may want to switch to a stronger everyday moisturizer. The La Roche-Posay Toleriane Double Repair Face Moisturizer is packed with hydrating ingredients, including ceramide-3, glycerin, niacinamide, and the brand's prebiotic thermal water, which is made with natural antioxidants. According to the brand, the moisturizer provides hydration for 48 hours and improves the skin barrier after one hour.

"I've been extremely pleased with this moisturizer," a shopper said. "It's creamy and substantial without leaving a heavy or greasy feeling. I'm impressed with the quality for the price point. Will be ordering again."

Shop now: $20; amazon.com

TruSkin Vitamin C Serum

Another popular face product, the TruSkin Vitamin C Serum is made with hyaluronic acid, vitamins C and E, witch hazel, and jojoba oil to soften fine lines and wrinkles and brighten dark spots. One shopper said, "using it regularly has made my sun spots fade and my skin look better overall." You can use this serum either in the morning or at night.

Shop now: $20 (Originally $30); amazon.com

Belei Bio-Complex Moisturizer for Dry Skin

Designed specifically for dry skin, the Belei Bio-Complex Moisturizer uses hyaluronic acid, squalene, and glycerin to hydrate your skin. It's free of sulfates, parabens, fragrances, and phthalates, so you don't have to worry about redness or irritation. The brand recommends applying this moisturizer both morning and night, and you can layer it under makeup.

"This is a great moisturizer that makes the skin glow," a reviewer said. "I highly recommend this as it works like so many high-end moisturizers. Don't sleep on this brand or formula for daily use."

Shop now: $23; amazon.com

Bio-Oil Skincare Oil

When both Kim Kardashian and Meghan Markle are fans of a skincare product and it's an Amazon best-seller, you know it must be good. Bio-Oil Skincare Oil helps lighten acne scars and stretch marks and brighten your complexion. It's full of natural oils too, including vitamin A oil, vitamin E oil, chamomile oil, sunflower oil, and lavender oil. You can use it on both your body and your face.

"I have scars, stretch marks, and acne healing or disappearing literally overnight," a shopper wrote about the oil. "It's hands down some of the best stuff I've ever gotten my hands on."

Shop now: $24; amazon.com

Olaplex No.7 Bonding Oil

You can also benefit from using oil in your hair, and the Olaplex No.7 Bonding Oil is a great option for damaged hair. The styling oil works on all hair types and textures, and you can apply it to both damp and dry locks. Plus, it provides heat protection for up to 450 degrees Fahrenheit.

"I have used different oils on my ends but this one is by far the best," a reviewer confirmed. "It calms my frizzies, smooths my ends, and brings shine. It's light and doesn't leave my hair feeling oily or greasy."

Shop now: $28; amazon.com

Denman Large Paddle Cushion Hair Brush

If your brush tugs at your hair and leaves it looking frizzy, consider getting the Denman Large Paddle Cushion Hair Brush instead. It has nylon round-tip bristles that are gentle on your hair and scalp, a large surface area that separates your strands for faster drying, and a non-slip handle. The brush is also great for styling and smoothing your hair with a blow dryer.

"I have very dry, frizzy hair, and it never gets tangled in my hair unlike so many brushes I have used in the past," a shopper said. "I hate blow drying my hair, but this brush makes it a pleasant experience."

Shop now: $31; amazon.com

Supergoop! Unseen Sunscreen

Regardless of the season, sunscreen is an important step in any skincare routine to prevent sun spots and signs of aging. The Supergoop! Unseen Sunscreen is a lightweight, invisible option with SPF 40 that layers well under makeup. It's made with red algae, which helps protect against blue light from screens, as well as frankincense to soothe your skin and meadowfoam seed to hydrate and even out your skin tone. A reviewer loves that it "disappears smoothly into my skin with no white residue."

Shop now: $34; amazon.com

Caudalie Instant Detox Mask

To absorb oils, reduce the appearance of your pores, and detox your skin, add the Caudalie Instant Detox Mask to your skincare rotation. Its main ingredients include grape seed polyphenols to tighten your skin, pink clay to cleanse your pores, and caffeine to brighten and smooth out your skin. To use the mask, apply a good amount to your face and neck, wait 15 minutes, rinse it off, and follow with your regular skincare routine.

"There's nothing out there like this mask," one shopper said. "I have been hooked on Caudalie products since I went to France. This mask is fabulous! It tightens your skin, cleans out your pores, and lasts a long while."

Shop now: $39; amazon.com