Skip to product information
Firming Serum
1/5

Firming Serum 30ml

Reduces lines, protects and promotes firmness from the first applications.

R$ 129,80

The IYS Firming Serum , with ProBoost Complex Firmness®, was developed for those seeking firmer, more hydrated, and even-toned skin. Its advanced formula combines niacinamide, prebiotic, and postbiotic agents, which help to even out skin tone, smooth imperfections, and strengthen the skin barrier.

With polyglutamic acid and a combination of hyaluronic acids of different molecular weights, it guarantees intense and long-lasting hydration , preventing water loss and maintaining the skin's natural balance.

From the first applications, the IYS Firming Serum helps reduce lines, promotes visible firmness , and provides an immediate lifting sensation, leaving skin younger, smoother, and with a silky touch.


Made with naturally sourced ingredients and without animal testing.

Free shipping throughout Brazil.

HOW TO USE

Apply a few drops to clean, dry skin on the face and neck, using gentle upward motions.

CLINICAL TRIAL
Clinically proven results, obtained from 33 volunteers over a period of 30 days.
87%
Melhora na elasticidade da pele
84%
Melhora na firmeza da pele
90%
Pele com mais viço e mais luminosa
BIOACTIVES

Water, Nicotinamide, Betaine, Glycerol, Diethylene glycol monoethyl ether, Octyldodecanol, Phenoxyethanol, Panthenol, Polyglyceryl oleate-6, Cichorium intybus root oligosaccharides, Polyacrylate crosspolymer-6, Alpha-glucan oligosaccharide, Polyglutamic acid, Xanthan gum, Polyglyceryl caprate-4, Sodium gluconate, Polymnia sonchifolia root juice, Lactic acid, Hydrolyzed sodium hyaluronate, Maltodextrin, Pentylene glycol, Ethylhexylglycerin, Sodium hyaluronate, 4-T-butylcyclohexanol, t-Butyl alcohol, Gluconolactone, Brazilian rosewood gum, Lactobacillus, Sandalwood extract, Sodium benzoate, Calcium gluconate.

ABOUT IYS

IYS – Improve Your Skin is a Brazilian skincare brand born from the union of science and care . We create skincare solutions based on innovation, responsibility , and proven results .

We believe that beauty is a reflection of health , and our commitment is to make skincare something genuine and effective.

With clean and effective formulas , developed from clinical studies, IYS offers products for all skin types and stages of life , respecting the individuality of each person.

Natural Natural Natural active ingredients extracted from plants
High performance High performance Ingredients that protect and hydrate
Technology Technology Skin-protective action
Cruelty-free Cruelty-free No animal testing.

We deliver throughout Brazil.

Payment in up to 4 installments by credit card.

10% OFF your first purchase with coupon code IYS10

Payments via PIX

Improve your routine

Firming Serum

Firming Serum

R$ 129,80

Eye Stick 4g

Eye Stick 4g

R$ 55,90

Firmness for the skin, freshness for the eyes: a complete treatment in pairs.
Firming Serum

Firming Serum

R$ 129,80

Eye Stick 4g

Eye Stick 4g

R$ 55,90

Firmness for the skin, freshness for the eyes: a complete treatment in pairs.

Bestsellers