The 10 beauty products Yahoo readers bought the most last month

One of November's top sellers was this face cream, and it's easy to see why. Not only does it help regenerate skin and hair, it also contains the ingredient tepezcohuite, which is Salma Hayek's secret weapon for youthful-looking skin.

With more than 49,000 five-star reviews from verified shoppers, this serum has a massive fan base, many of whom rave about how hydrated and bright their skin feels after use. Our beauty editor is also a fan: "I saw a noticeable improvement in my skin's texture within the first day and even more so after two weeks. My skin was more supple, my fine lines appeared less deep and my face appeared generally more even and had a sort of glow."

This wonder cream from celeb-approved CeraVe promises to battle fine lines and wrinkles around the eyes. A No. 1 bestseller in its category, CeraVe Eye Repair Cream is only $14 at Amazon, down from $20. It works so well, even Olivia Wilde is a fan!

Used to diminish wrinkles, scars and stretch marks, it's packed with goodness like vitamins A and E, chamomile, sunflower and lavender oils. The affordable beauty secret those in-the-know use include reality royalty like the Kardashians (especially Kim) and actual royalty like Kate Middleton and Meghan Markle credit this product with keeping their skin free of stretch marks.

This handy hair tool brushes your hair while simultaneously straightening it. The clever gadget uses ionic technology to help tame frizz and leave your hair looking and feeling smooth and shiny. "I have long, wavy hair, and if I don't straighten it or curl it, it just looks wild and frizzy. This little gadget has cut down the time it takes me to do my hair in the morning to around 5 to 7 minutes. This is the only tool I take with me on trips, which is great because it is so lightweight. Love it!" raved one happy shopper. 

If your smile isn't as bright as it used to be, this at-home whitening kit may be a way to get around the hassle — and considerable expense — of professional whitening treatments. Just add the formula to the tray using the syringe, then insert it into your mouth and turn on the activating light. Once your session is done, rinse off the excess. And you can do all of that at home instead of having to schlep to the dentist's office.

This comprehensive 3D Whitestrips kit is one of the most popular tooth-whitening treatments on Amazon thanks to its pro-level smile-brightening effects. It also purports to remove up to 25 years of teeth stains.

This 4-in-1 hair tool works as hair dryer, straightener, curling iron and hairbrush, so you can give yourself a salon-worthy blowout from the comfort of your own home. Shoppers say the attachments are easy to use and swap out. Plus, they love how the tool uses negative ion technology to reduce frizz quickly and efficiently. 

With real gold and ingredients like tea tree oil, glycerin, castor oil and collagen, these patches promise to revitalize your skin and reduce puffiness in 20 minutes. Your eyes will look brighter, more refreshed and, yes, like you actually got some sleep instead of scrolling through social media at 2 a.m. They're also perfectly portable, so stash 'em in your bag and use on the go.

This powerhouse formulation contains seven moisturizers, three vitamins, omega fatty acids, antioxidants and botanicals that go to town on thin, dry skin, infusing it with moisture that lasts a full 24 hours.