Four types of hyaluronic acids deliver multi-layer hydration for plumper, firmer skin
Advanced peptides visibly reduce the appearance of deep wrinkles and fine lines
Lightweight, fast-absorbing formula suitable for day and night use
Shine-free texture ideal for oily or combination skin
Includes antioxidants like vitamin C and cucumber extract to support skin health
Summarized by Shop
A firm new start! Accepted by the National Eczema Association, this hydrating underlayer is your daily go-to for an instantly firmer feel, a renewed, plumped complexion, and a smoothed-out look to lines and wrinkles. It instantly absorbs with a shine-free finish boosted with four distinct hyaluronic acids and wrinkle-targeting peptides, wi
Active Ingredients
Hyaluronic acid, Peptides, Vitamin C, Cucumber extract, Organic rose hydrosol
I have been using Flat Out Firm for about 9 months and and have 90% improvement with the dryness of my skin. A must have in my daily skincare routine
J
Joyce · 6 days ago
LOVE THIS SERUM!
I started out with a sample before committing to the full size. Upon the first application of my sample I was hooked. I ordered the full bottle before I ran out of my sample to make sure I didn’t go without it. My skin LOVED the hydration and the one day I forgot to put it on I definitely noticed the difference. I haven’t even been using it a month and I’m seeing AND feeling results. One of the best products I’ve ever used. Truly.
B
BRENDA · August 27, 2026
fantastic
This serum is fantastic! It absorbs quickly, keeps my skin hydrated all day, and has noticeably improved the firmness and smoothness of my complexion. Definitely worth repurchasing!