Prime Day is back ... and that means big discounts on some of your favorite health and beauty brands.

Amazon's Prime Big Deal Days 2024 includes unbelievable discounts on everything from Gwyneth Paltrow's Goop favorites ... to must-own products from Braun, Crest, Philips, La Roche-Posay and more.

Read on to stock up on all your beauty essentials!

Look refreshed with Goop eye masks.

This daily puffy eyes treatment delivers firming, brightening, moisture-boosting benefits to wake up your eyes and and refresh your whole look.

These under eye patches are made of sustainably sourced VEOCEL Lyocell fibers, then soaked in a concentrated milky eye serum infused with ingredients like honey locust seed extract, olive leaf stem cells, and niacinamide.

Formulated without parabens, petroleum, phthalates, SLS, SLES, PEGs, TEA, DEA, silicones, or artificial dyes or fragrances, you can guarantee that Goop's eye masks are not only clean, they haven't been tested on animals either.

"My favorite eye masks. Truly my go-to and the only brand I’ve used where I can actually see and feel a difference! My eyes feel brighter and less puffy," one satisfied customer wrote.

Smooth and silky skin is at your fingertips with Goop's body butter.

This rich, luxurious body cream is high-performance skin care and a beautiful ritual for your body in one. The lotion melts in to repair dry skin, leaving it more moisturized for 72 hours, so it looks and feels smooth, firm, and toned.

Made with three nourishing butters (bacuri, cupuaçu, and shea) and enriched with clinically tested nutrient-rich botanical extracts (caviar lime, jojoba, and mulberry leaf) this one-step ultra-hydrating miracle has a rich, smooth texture for beautiful, healthy-looking skin from head to toe. The subtle, citrusy scent doesn't hurt either!

"Let me tell you, this body butter is a lifesaver for anyone dealing with dry skin! After having kids and hitting my 40s, my skin decided it needed a little extra love and attention. I’ve tried a bunch of lotions and creams, but this one from goop really stands out," one five-star reviewer wrote.

Give your lips some love with Goop's lip balm.

These three ultra-moisturizing lip balms -- two tinted and one clear -- are incredible for dry, cracked, or chapped lips. And they're all-natural, made with the richest, highest-quality botanical oils, including coconut, argan, castor seed, jojoba, and sunflower -- plus pomegranate extract and shea butter.

All the balms share the famous silky and nourishing high-performance formula that took three years to perfect. This lip moisturizer has the creamiest smooth-gliding texture that's pure luxury for lips, and customers agree, with one 5-star reviewer calling these lip balms "the best."

"No need for any other products for lips. one for daily use. one for going out. and one for hydration," they wrote.

The Braun Epilator will leave your face feeling silky, smooth and hair-free.

Braun's 3-in-1 product includes a facial epilator for removing 4x shorter hair than wax, a facial cleansing brush that is 6x more effective than manual washing on hard to remove oil-based foundations, and a microvibration toning head for enhanced skin appearance.

The device is rechargeable, water-resistant, and comes with 3 extras: a bronze cap, stand, and pouch. It offers dual settings and 4 personalized settings for tailored treatments, and it includes a treatment timer for equal attention to each facial area.

One satisfied customer couldn't be happier with their results, writing, "I absolutely love this! Being 61 I always get the chin hairs that are so embarrassing and gross. I would pluck the every day and the next morning they would be back. I hated that! It was hard to keep up. Since using this product, I only need it once over a 2 week period. Such an improvement!! It is definitely worth the money."

Silky, smooth hair is at your fingertips with this CHI flatiron.

Effortlessly straighten, flip, curl, and style your hair to create a variety of looks with the CHI flatiron. This flatiron's 1-inch ceramic floating plates glide effortlessly through your hair, ensuring even heat distribution for a polished finish.

Its ceramic technology ensures even heat distribution and delivers consistent results for all hair sections. Far infrared heat and negative ions promote shinier, healthier, and smoother hair, preventing hair damage.

With a versatile ergonomic design and advanced ceramic technology, CHI's dynamic professional flat irons offer a sleek design, and outstanding performance, creating shiny and frizz-free hair instantly.

"I recently purchased the Classic Chi Hair Straightener and am thrilled with the results. This straightener has completely transformed my hairstyling routine. Not only does it heat up quickly, but it also straightens my hair with ease, leaving it smooth and sleek," one 5-star reviewer wrote.

Brighten up your smile with these Crest 3D Whitestrips.

Coming complete 44 Strips and 2, 1-Hour Express bonus strips, this teeth whitening bundle is designed to whiten like a professional-level teeth whitening treatment at-home.

The Advanced Seal Technology is comfortable, with its no-slip grip meaning the strips stay put until you take them off, allowing you to talk and even drink water while whitening your teeth.

"Crest 3D Whitestrips Professional Effects have worked wonders on my teeth for years! After just one application, I noticed a significant difference in brightness and whiteness, and the results only improve with continued use," one satisfied customer wrote. "The strips adhere well and are easy to apply, making the process straightforward and hassle-free. I love that I can achieve professional-level whitening in the comfort of my own home."

Roll back the clock with Paula's Choice Anti-Aging serum.

A highly concentrated niacinamide (vitamin B3) serum, Paula's Choice Anti-Aging treatment effectively tightens and minimizes the look of enlarged pores and bumps caused by age or sun damage. Dramatically refining the look of enlarged pores and reducing hard, clogged bumps & orange-peel texture, just a few drops of this serum will have you looking years longer in no time.

For best results, applying several drops to the face and neck one or twice a day.

One five-star reviewer said they're "very happy" with the results, writing, "I've used niacinamide for years since working in the dermatology field. I bought this because of the high concentration and have used it religiously. I'm very happy with the results. My skin is softer and slightly firmer."

A clean mouth and bright smile await with the Philips Sonicare toothbrush.

With three different modes, the Philips Sonicare toothbrush allows you to customize your teeth cleaning experience, choosing between Clean, White and Gum Care.

Pressure sensors protect teeth and gums from excess brushing pressure while improving your gum health up to 100% more than a manual toothbrush. This toothbrush even sends you a reminder for when to replace your brush head, thanks to its BrushSync technology, which ensures you get an effective clean.

This toothbrush also features a two-minute timer with QuadPacer, which helps ensure dental professional recommended brushing time and encourages brushing in each quadrant of the mouth, as well as a battery indicator light to let you know when it's time to re-charge.

Each kit comes with one ProtectiveClean 5300 handle, one Optimal Gum Care brush head, one charger, one travel case, and two extra DiamondClean brush heads.

"This electric toothbrush is an excellent choice for anyone looking to upgrade their routine. The brush heads are comfortable and deliver a superior clean compared to manual brushing," one-5 star reviewer wrote.

Your teeth will never feel more clean than after one use of this COSLUS Power flosser.

The COSLUS water dental flosser boasts advanced 0.3mm+0.3mm ultra-fine dual-thread water pulse technology, professionally endorsed by an American dental team. Delivering, high water pressure pulses at 1400-1800 times per minute, this water flosser effectively removes 99.9% of dental stains for deep teeth cleaning.

Massaging the gums with its dental pick, this water flosser also addresses oral issues like bad breath.

This water dental flosser features an upgraded 300ml water tank, twice the capacity of other old models, eliminating the need for frequent refills and making your oral cleaning more convenient and efficient. What's more, is you can take it anywhere. With double the battery life of others thanks to it's eco-friendly battery, dust charge for this water flosser for three hours and enjoy 30 days of use.

"I've been using the COSLUS Water Dental Flosser and found it to be very effective. The adjustable water pressure does a great job of removing stains and keeping my mouth clean," one satisfied customer wrote.

Treat your skin to a spa treatment from home with this Red Light Beauty Device.

Designed for all skin types, the GLO24K device can be used on both the face and the neck. Each package includes a GLO24K Neck Massager, USB charging cord, instruction booklet, cleaning cloth, and protective cover.

To use, just cleanse your skin thoroughly, turn on the device and select your preferred mode, gently move the device in circular motions on your face and neck. Use for 10 minutes per session, three to four times a week for optimal results.

Most customers saw results within 4-6 weeks of regular use, paring down fine lines, wrinkles and improving the overall appearance of their skin.

Reduce wrinkles and tighten skin with NuDerma's Portable Handheld Skin Therapy Wand.

The NuDerma Skin Wand amplifies cell turnover by supercharging Adenosine Triphosphate (ATP) a.k.a the universal currency for energy in all cells of the body to slow, halt and ultimately reverse the aging process leading to firmer younger skin.

By using anti-aging Neon powered applicators, this tool delivers targeted skin boosting benefits, no matter your skin type, energizing and oxygenating the skin to increase cellular activity. NuDerma application also fights the underlying causes of bumpy skin at the source, tamping bumps to create a smoother, clearer-looking complexion that glows after just a single session.

"Love the way it makes my face and neck look. I also use it on my chest for dark spots or sun spots," one 5-star reviewer wrote. "I have eczema and it has helped tremendously. I also found that it does a wonderful job making bruises heal a lot faster. Love this derma wand. Highly recommend."

Bring your skin back to life with ELEMIS' Dynamic Resurfacing Facial Pads.

Made to give you an even complexion, these skin pads sweep away dry skin while gently exfoliating to reduce the appearance of dullness for a brighter and renewed appearance. Not only do these toner pads help exfoliate, they brighten, even skin tone and texture, and reduce dark spots and age spots.

To use, apply the textured side over the face and neck in a circular motion or smooth side to clear dislodged skin.

"Love these facial pads! I have noticed they have definitely helped my skin texture," one 5-star reviewer wrote.

Achieve the plump skin of your dreams with La Roche-Posay Hyalu B5 Pure Hyaluronic Acid Serum.

La Roche-Posay's pure hyaluronic acid face serum locks in moisture to leave skin feeling soft and plump. This anti aging skin care serum helps repair skin by replenishing the natural moisture barrier, as well as smoothing wrinkles and fine lines.

Made with two types of Pure Hyaluronic Acid & Vitamin B5, this oil-free serum has been allergy-tested and is safe for all skin types.

Apply 3-4 drops every morning and evening to the face and neck for best use. Use alone or as an added boost to your moisturizer.

"I've been using the La Roche-Posay Hyalu B5 Pure Hyaluronic Acid Serum for a few weeks, and I'm genuinely impressed with the results. The combination of hyaluronic acid and vitamin B5 makes my skin feel plump and hydrated without any heaviness or greasiness," one satisfied customer wrote. "I love how lightweight the formula is, making it perfect for daily use under my moisturizer or even makeup."

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