Memorial Day might just be the new Cyber Monday, because this weekend, dozens of online beauty sales are in full swing!

With retailers like Violet Grey and Dermstore offering discounts, as well as cult brands such as Farmacy and REN, it's the perfect time to stock up on summer essentials.

Think: sunscreens, lightweight serums and sweat-proof makeup, plus any of those investment purchases that have been on your beauty wish list. (See my top product picks here and here!)

Scroll on for all the deals you need to know about—and keep checking back for updates to this list!

The Best Memorial Day Beauty Sales of 2020

Amika

Amika is offering 20 percent off site-wide with the promo code FRIENDS. Ends May 31st.

Anthropologie

Anthropologie is offering an extra 50 percent off sale items. (No promo code required.)

Bliss

Bliss is offering 20 percent off site-wide with the promo code HELLOSUMMER.

CoverFX

CoverFX is offering 20 percent off site-wide with the promo code SUNNY. 

Credo Beauty

Credo Beauty is offering free shipping with the promo code MDW2020.

Dermadoctor

Dermadoctor is offering 20 percent off site-wide with the promo code SUMMER.

Dermstore

Dermstore is offering up to 20 percent off most brands with the promo code SUMMER. Ends May 27th.

Drybar

Drybar is offering 20 percent off tools. (No promo code required.)

Farmacy

Farmacy is offering 25 percent off site-wide with the promo code SUMMER25.

Fresh

Fresh is offering $20 off and free US shipping when you spend $100+. (No promo code required.) Ends May 25th.

Goop

Goop is offering 40 percent off selected products. (No promo code required.)

IT Cosmetics

IT Cosmetics is offering 25 percent off site-wide and free US shipping. (No promo code required.) Ends June 1st.

Jane Iredale

Jane Iredale is offering 15 percent off SPF products with the promo code SPFSAVE. Ends May 24th.

Kevyn Aucoin

Kevyn Aucoin is offering 25 percent off when you spend $75+ with the promo code BRAVE25.

La Roche-Posay

La Roche-Posay is offering 20 percent off when you spend $65+ with the promo code MDW2020.

Lancôme

Lancôme is offering 25 percent off site-wide. (No promo code required.)

Lookfantastic

Lookfantastic is offering 15 percent off summer beauty essentials with the promo code MD15.

Lovely Skin

Lovely Skin is offering 20 percent off most brands. (No promo code required). 

Mario Badescu

Mario Badescu is offering 25 percent off and free US shipping when you spend $35+ with the promo code MB25. Ends May 25th.

Murad

Murad is offering 25 percent off site-wide and free US shipping with the promo code REWARD25. Ends May 28th.

NARS

NARS is offering up to 30 percent off selected products. (No promo code required.)

Nordstrom

Nordstrom is offering up to 50 percent off selected products. (No promo code required.)

NuFace

NuFace is offering 20 percent off site-wide with the promo code UPLIFT.

Odacité

Odacité is offering 10 percent off site-wide with the promo code MDW10; 15 percent off when you spend $150+ with the promo code MDW15; and 20 percent off when you spend $250+ with the promo code MDW20. Ends May 25th.

Omorovicza

Omorovicza is offering $20 off when you spend $200+ with the promo code MAY20; $30 off when you spend $350+ with the promo code MAY30; and $50 off when you spend $350+ with the promo code MAY50.

Peace Out

Peace Out is offering 15 percent off site-wide with the promo code MDAY15.

Philosophy

Philosophy is offering $20 off when you spend $50+ with the promo code code SAVEMORE. Ends May 27th. 

Red Light Man

Red Light Man is offering 10 percent off site-wide with the promo code SKINCARE.

REN Clean Skincare

REN Clean Skincare is offering $10 off when you spend $50+ with the promo code SAVE10; $15 off when you spend $70+ with the promo code SAVE15; and $25 off when you spend $100+ with the promo code SAVE25. Ends May 25th.

Sephora

Sephora is offering up to 50 percent off selected products. (No promo code required.)

SkinStore

SkinStore is offering 20 percent off site-wide with the promo code MD20; and up to 75 percent off clearance products. Ends May 26th.

Smashbox

Smashbox is offering $10 off when you spend $50+; $15 off when you spend $75+; $25 off when you spend $100+; and $50 off when you spend $150+. (No promo code required.) Ends May 25th.

StriVectin

StriVectin is offering 25 percent off site-wide with the promo code SUNNY25.

The Detox Market

The Detox Market is offering 10 percent off when you spend $100+ with the promo code DETOX10; and 15 percent off when you spend $150+ with the promo code DETOX15. Ends May 25th.

The Dreslyn

The Dreslyn is offering 25 percent off site-wide with the promo code TAKE25.

Ulta Beauty

Ulta Beauty is offering 50 percent selected hair products. (No promo code required.)

Vichy

Vichy is offering 20 percent off when you spend $49+ with the promo code MDAY20.

Violet Grey

Violet Grey is offering $15 off when you spend $100+; $50 off when you spend $250+; $100 off when you spend $500+; and $250 off when you spend $1,000+. (No promo code required.) Ends May 25th.