The Best Vitamin C Serum At Dermstore Is 20 Percent Off Right Now — Along With 8 Other Top-Rated Products

Correction: A previous version of this story included SkinCeuticals C E Ferulic as part of the sale. It has been updated to accurately reflect the sale's offerings.

When it comes to taking care of your complexion, you'll likely agree that it's worth spending time and effort to find products that really work. As such, in the constant quest for glowing skin, you might've tried any number of methods. Good news: you can call off the search. The best vitamin C serum is at Dermstore – and it's 20 percent off right now.

From Oct. 4 to Oct. 12, Dermstore is holding a Friends & Family sale, during which shoppers can save 20 percent on some of their favorite skin care, haircare, and cosmetics. The dermatologist-founded online superstore is known for its collection of top-notch beauty necessities, so take this opportunity to save on the essentials in your arsenal. And, stock up on a few other highly-rated goodies while you're at it.

As you build your shopping list, the VivierSkin serum deserves a place at the top. The five-star rated treatment, which normally retails for $171.50, currently has over 20 positive reviews on Dermstore's site.

The serum, which should be applied once or twice daily, is a blend of vitamin C and vitamin E, which work to diminish hyperpigmentation and support collagen synthesis. The result? According to the reviewers, you'll be left with a bright, glowing complexion.

No matter your skin goals, there are countless other bestsellers that are worth adding to your basket. Hoping to soothe and clarify irritated, congested skin? Try the $48 Blue Tansy Mask from Herbivore Botanicals at 20 percent off, which has over 50 positive reviews — some have called it a miracle worker for keeping breakouts at bay without using harsh chemicals. In need of a new moisturizer? Peter Thomas Roth's Water Drench Hyaluronic Cloud Cream, usually $52, is best-selling thanks to its concentrated formula with 30 percent hyaluronic acid to plump skin.

Below, browse some can't-miss complexion savers to shop during Dermstore's sale, and head to its site to discover even more. Your skin will thank you.