Where does it go in my skincare routine?

Apply it after toner. Once it is spread over your face, gently pat for more than 10 seconds to encourage absorption.

Can I use it both morning and evening?

Yes. Use it every morning and evening after toner.

Which skin types is it intended for?

It is intended for all skin types.

Does the third-generation formula contain aromatic essential oils?

Yes. The formula includes lime, bergamot, lavender, geranium and chamomile oils, along with aromatic components including limonene, linalool, citronellol, citral and geraniol.

Free standard shipping to eligible countries from €71

Su:m37

Secret Essence

Q: What is Cyto-Ferm™?

Cyto-Ferm™ combines Cytosis®, made by fermenting more than 80 plants for one year, with Cyto-Extract obtained through a three-stage fermentation process. It is central to the essence's elasticity, barrier-defense and antioxidant-care story.

What it is: A light, watery third-generation facial essence for moisture, radiance, more even-looking tone and smoother-looking texture.

Lasting moisturized feel
Light, watery texture
Radiance, tone and texture care
Barrier-supporting care

Net weight: 100 ml

Secret Essence

100ml ·€67.98

Lasting moisturized feel

Light, watery texture

Radiance, tone and texture care

Barrier-supporting care

Main active: No primary active
Intensity: Supportive

PRODUCT DETAILS

Secret Essence is Su:m37’s third-generation facial essence for moisturizing care. It has a light, watery texture that absorbs quickly and leaves a moisturized feel that lasts.

Beyond moisture, it offers care for radiance, more even-looking tone and smoother-looking texture. It also supports elasticity and barrier-defense care, with antioxidant care included in the third-generation formula. This makes it a thoughtful choice when dehydration, dullness and uneven-looking texture are all on your mind.

At its heart is Cyto-Ferm™, which combines Cytosis®—made by fermenting more than 80 plants for one year—with Cyto-Extract obtained through a three-stage fermentation process. The essence is intended for all skin types, bringing broad care to one lightweight step.

Learn more

GOES WELL WITH

1025 Dokdo Cream€23.00

100 Collagen Reedle Shot Stick Pouch€8.88

100 PRO CICA Reedle Shot Stick Pouches€9.00

100 RETI-A Reedle Shot€9.00

100 VITA-LIGHT Reedle Shot€9.00

1025 Dokdo Eye Cream€20.88

1025 Dokdo Lotion€13.98

1025 Dokdo Sleeping Pack€14.98

Moisture leads the way, with radiance, texture, elasticity and barrier-supporting care close behind.

Moisture that stays with you
Fresh-looking radiance
Smoother-looking texture
Elasticity-focused care
Barrier-supporting care

Key Ingredients

Overlapping ivory wax-like layers on a warm blush background, representing ceramide barrier lipids.

Ceramides

Barrier-supporting lipids that help reduce moisture loss and ease visible dryness.

Niacinamide

Helps visibly brighten uneven tone and support the skin barrier.

Panthenol

Pro-vitamin B5 that helps skin hold moisture and feel softer and more comfortable.

Glycerin

A classic humectant that helps skin hold water and feel softer and smoother.

Three oversized translucent, softly faceted glass crystals arranged on a pale lavender stage above a blush background with a small coral accent.

Allantoin

Helps soothe and soften dry, rough-feeling skin.

Frosted ivory Su:m37 Secret Essence EX bottle with a ribbed gold cap in front of its cream carton with red su:m lettering, on a white background.

Concerns & Benefits

Your Concerns

1
Dehydration
When your skin feels short on moisture and you want a light layer that lasts.
2
Dullness
When your complexion looks flat and could use more radiance and even-looking tone.

How To Use

1Use every morning and evening after toner.
2Dispense approximately a 500-won-coin-sized amount into your palm.
3Apply it evenly over your face, following your skin's texture.
4Gently pat for more than 10 seconds to encourage absorption.

Frequently asked questions

What does the essence feel like on the skin?

It has a light, watery texture that absorbs quickly and leaves skin feeling moisturized for an extended period.

Customer reviews

Frequently Bought Together

Buy these products together

This itemSecret Essence€67.98

1025 Dokdo Cream€23.00

100 Collagen Reedle Shot Stick Pouch€8.88

Total price: €99.86

This itemSecret Essence€67.98

1025 Dokdo Cream€23.00

100 Collagen Reedle Shot Stick Pouch€8.88

Total price: €99.86

ROUND LAB

1025 Dokdo Cream

A rich, unscented balm moisturizer for lasting hydration and a soft, cushioned feel.

80 ml€23.00

VT COSMETICS

100 Collagen Reedle Shot Stick Pouch

Beginner-friendly texture care with moisture, firmness and a refreshing, non-sticky finish.

2 ml × 10 sachets€8.88

VT COSMETICS

100 PRO CICA Reedle Shot Stick Pouches

Daily texture care with soothing hydration, one travel-friendly pouch at a time.

2 ml × 10 pouches€9.00

VT COSMETICS

100 RETI-A Reedle Shot

A beginner-friendly evening serum for smoother-looking texture, refined-looking pores and radiant skin.

2 ml × 10 sachets€9.00

VT COSMETICS

100 VITA-LIGHT Reedle Shot

A jelly-like evening ampoule for brighter, more even-looking skin in single-use pouches.

2 ml × 10 pouches€9.00

ROUND LAB

1025 Dokdo Eye Cream

Lightweight daily eye care for hydration, brightness and smoother-looking fine lines.

30 ml / 1.01 fl oz€20.88

ROUND LAB

1025 Dokdo Lotion

A lightweight, unscented facial moisturizer with three forms of hyaluronic acid for lasting moisture without stickiness.

200 ml€13.98

ROUND LAB

1025 Dokdo Sleeping Pack

A lightweight, unscented overnight gel for hydration and smoother-feeling skin.

100 ml€14.98

Su:m37 Secret Essence 100ml | Hydrating Skin Care

Su:m37

Secret Essence

What it is: A light, watery third-generation facial essence for moisture, radiance, more even-looking tone and smoother-looking texture.

Lasting moisturized feel
Light, watery texture
Radiance, tone and texture care
Barrier-supporting care

Net weight: 100 ml

Secret Essence

100ml ·€67.98

Lasting moisturized feel

Light, watery texture

Radiance, tone and texture care

Barrier-supporting care

Main active: No primary active
Intensity: Supportive

PRODUCT DETAILS

Secret Essence is Su:m37’s third-generation facial essence for moisturizing care. It has a light, watery texture that absorbs quickly and leaves a moisturized feel that lasts.

Learn more

GOES WELL WITH

1025 Dokdo Cream€23.00

100 Collagen Reedle Shot Stick Pouch€8.88

100 PRO CICA Reedle Shot Stick Pouches€9.00

100 RETI-A Reedle Shot€9.00

100 VITA-LIGHT Reedle Shot€9.00

1025 Dokdo Eye Cream€20.88

1025 Dokdo Lotion€13.98

1025 Dokdo Sleeping Pack€14.98

Moisture leads the way, with radiance, texture, elasticity and barrier-supporting care close behind.

Moisture that stays with you
Fresh-looking radiance
Smoother-looking texture
Elasticity-focused care
Barrier-supporting care