What does the texture feel like?

The texture is ultra-light, thin-adhering and quick to absorb. It feels feather-light, refreshing and non-greasy rather than heavy or stuffy.

What kind of finish does it leave?

It leaves a fresh, hydrated and moist finish without a greasy feel.

Does it leave a white cast?

Its clear, lightweight texture leaves no white cast.

Can it be layered under makeup?

Yes. Its layer-friendly texture can be worn beneath makeup without pilling.

Which skin types is it suitable for?

It is listed as suitable for all skin types, including acne-prone skin.

When and how should I apply it?

At the final step of skincare, apply an appropriate amount evenly to your face and other sun-exposed areas, then pat gently until absorbed.

Does it need to be reapplied?

Yes. Reapply regularly, especially after prolonged sun exposure.

Free US Express shipping from $79

ISNTREE

Hyaluronic Acid Fresh Sun Serum

What it is: A transparent, serum-like facial sunscreen that pairs SPF50+ PA++++ protection with a quick-absorbing, non-greasy feel.

SPF50+ PA++++
Feather-Light, Non-Greasy
Fresh Hydration, Moist Finish
Clear, Makeup-Friendly Finish

Net weight: 50ml

Hyaluronic Acid Fresh Sun Serum

50ml ·$12.99 USD

SPF50+ PA++++

Feather-Light, Non-Greasy

Fresh Hydration, Moist Finish

Clear, Makeup-Friendly Finish

Main active: No primary active
Intensity: Supportive

PRODUCT DETAILS

Hello, daily SPF. Hyaluronic Acid Fresh Sun Serum pairs SPF50+ PA++++ protection with a transparent, serum-like sunscreen format. Its light, refreshing feel makes it a comfortable option for daily, year-round wear.

The ultra-light texture is designed to adhere in a thin layer and absorb quickly. It offers a feather-light, refreshing and non-greasy feel without a heavy or stuffy sensation.

The formula includes multiple forms of hyaluronic acid for fresh hydration and a moist finish. Ectoin adds further moisture support, helping maintain that hydrated feel for longer.

Its transparent texture leaves no white cast and layers beneath makeup without pilling. The result is a clear, layer-friendly finish that works whether you’re keeping your routine simple or adding makeup.

Learn more

GOES WELL WITH

5α Control Clearing Serum in Emulsion$24.99 USD

AC Fighting AHA BHA PHA Toner$9.99 USD

2X TGG Care Hyaluronic HydroMask$19.99 USD

100 Reedle Shot Stick Pouch$8.09 USD

1025 Dokdo Cleanser$11.99 USD

1025 Dokdo Lotion$14.99 USD

1025 Dokdo Sleeping Pack$15.99 USD

5 PDRN Collagen Intense Vitalizing Serum$16.99 USD

Daily UV protection meets feather-light wear, fresh hydration and a clear finish that layers comfortably beneath makeup.

SPF50+ PA++++ Protection
Feather-Light Wear
Fresh Moisture
Makeup-Friendly Finish

Key Ingredients

Clear hydrogel spheres and droplets on a pale lilac background.

Hyaluronic Acid

Helps hydrate and visibly plump the skin.

A sculptural cluster of glossy, translucent peach and coral gel-like folds rests on a pale sage surface, casting a soft shadow.

Ectoin

A water-binding osmolyte used in barrier-focused formulas, with emerging finished-formula evidence for hydration and dry, stressed skin—not a sunscreen or eczema treatment.

Niacinamide

Helps visibly brighten uneven tone and support the skin barrier.

Centella Asiatica

Helps soothe visible redness and support the skin barrier.

Three sunscreen tubes displayed with translucent product swatches on a reflective blue set.

Concerns & Benefits

Your Concerns

1
Uneven Skin Tone
For routines where daily UV protection matters alongside care for an even-looking complexion.
2
Excess Oil
For when a greasy, heavy sunscreen feel is the part you want to avoid.

How To Use

1At the final step of your skincare routine, apply an appropriate amount evenly to your face and other areas exposed to sunlight.
2Gently pat until absorbed, then leave it on as your sunscreen.
3Reapply regularly, especially after prolonged sun exposure.

Product being squeezed from the tube onto the back of a hand.

Frequently asked questions

Is this a facial serum or a sunscreen?

It’s a facial sunscreen with SPF50+ PA++++ protection in a transparent, serum-like format.

Keep learning

Customer reviews

Frequently Bought Together

Buy these products together

This itemHyaluronic Acid Fresh Sun Serum$12.99 USD

5α Control Clearing Serum in Emulsion$24.99 USD

AC Fighting AHA BHA PHA Toner$9.99 USD

Total price: $47.97 USD

This itemHyaluronic Acid Fresh Sun Serum$12.99 USD

5α Control Clearing Serum in Emulsion$24.99 USD

AC Fighting AHA BHA PHA Toner$9.99 USD

Total price: $47.97 USD

DR CEURACLE

5α Control Clearing Serum in Emulsion

A lightweight serum-emulsion for balanced moisture, less shine and a non-greasy finish.

100 ml$24.99 USD

TIAM

AC Fighting AHA BHA PHA Toner

Triple-acid exfoliation with moisture support for a clearer, more even-looking tone.

180 ml$9.99 USD

PO:DL

2X TGG Care Hyaluronic HydroMask

Cooling, close-fitting hydrogel care for thirsty-looking skin and a supple, luminous finish.

42 g each × 4 masks$19.99 USD

VT COSMETICS

100 Reedle Shot Stick Pouch

A travel-size evening booster for smoother-feeling, more refined-looking skin.

2 mL × 10$8.09 USD

ROUND LAB

1025 Dokdo Cleanser

Creamy, slightly acidic foam for a comfortable cleanse

150 ml$11.99 USD

ROUND LAB

1025 Dokdo Lotion

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

200 ml$14.99 USD

ROUND LAB

1025 Dokdo Sleeping Pack

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

100 ml$15.99 USD

COSRX

5 PDRN Collagen Intense Vitalizing Serum

A lightweight daily serum for brighter, firmer, plumper-looking skin and layered hydration.

100 mL / 3.38 fl oz$16.99 USD

ISNTREE Hyaluronic Acid Fresh Sun Serum SPF50+

ISNTREE

Hyaluronic Acid Fresh Sun Serum

What it is: A transparent, serum-like facial sunscreen that pairs SPF50+ PA++++ protection with a quick-absorbing, non-greasy feel.

SPF50+ PA++++
Feather-Light, Non-Greasy
Fresh Hydration, Moist Finish
Clear, Makeup-Friendly Finish

Net weight: 50ml

Hyaluronic Acid Fresh Sun Serum

50ml ·$12.99 USD

SPF50+ PA++++

Feather-Light, Non-Greasy

Fresh Hydration, Moist Finish

Clear, Makeup-Friendly Finish

Main active: No primary active
Intensity: Supportive

PRODUCT DETAILS

The ultra-light texture is designed to adhere in a thin layer and absorb quickly. It offers a feather-light, refreshing and non-greasy feel without a heavy or stuffy sensation.

The formula includes multiple forms of hyaluronic acid for fresh hydration and a moist finish. Ectoin adds further moisture support, helping maintain that hydrated feel for longer.

Learn more

GOES WELL WITH

5α Control Clearing Serum in Emulsion$24.99 USD

AC Fighting AHA BHA PHA Toner$9.99 USD

2X TGG Care Hyaluronic HydroMask$19.99 USD

100 Reedle Shot Stick Pouch$8.09 USD

1025 Dokdo Cleanser$11.99 USD

1025 Dokdo Lotion$14.99 USD

1025 Dokdo Sleeping Pack$15.99 USD

5 PDRN Collagen Intense Vitalizing Serum$16.99 USD

Daily UV protection meets feather-light wear, fresh hydration and a clear finish that layers comfortably beneath makeup.

SPF50+ PA++++ Protection
Feather-Light Wear
Fresh Moisture
Makeup-Friendly Finish

Key Ingredients

Concerns & Benefits

Your Concerns

1
Uneven Skin Tone
For routines where daily UV protection matters alongside care for an even-looking complexion.
2
Excess Oil
For when a greasy, heavy sunscreen feel is the part you want to avoid.

How To Use

1At the final step of your skincare routine, apply an appropriate amount evenly to your face and other areas exposed to sunlight.
2Gently pat until absorbed, then leave it on as your sunscreen.
3Reapply regularly, especially after prolonged sun exposure.

Frequently asked questions

Is this a facial serum or a sunscreen?

It’s a facial sunscreen with SPF50+ PA++++ protection in a transparent, serum-like format.

Keep learning

Customer reviews

Frequently Bought Together

Buy these products together

This itemHyaluronic Acid Fresh Sun Serum$12.99 USD

5α Control Clearing Serum in Emulsion$24.99 USD

AC Fighting AHA BHA PHA Toner$9.99 USD

Total price: $47.97 USD

This itemHyaluronic Acid Fresh Sun Serum$12.99 USD

5α Control Clearing Serum in Emulsion$24.99 USD

AC Fighting AHA BHA PHA Toner$9.99 USD

Total price: $47.97 USD

DR CEURACLE

5α Control Clearing Serum in Emulsion

A lightweight serum-emulsion for balanced moisture, less shine and a non-greasy finish.

100 ml$24.99 USD

TIAM

AC Fighting AHA BHA PHA Toner

Triple-acid exfoliation with moisture support for a clearer, more even-looking tone.

180 ml$9.99 USD

PO:DL

2X TGG Care Hyaluronic HydroMask

Cooling, close-fitting hydrogel care for thirsty-looking skin and a supple, luminous finish.

42 g each × 4 masks$19.99 USD

VT COSMETICS

100 Reedle Shot Stick Pouch

A travel-size evening booster for smoother-feeling, more refined-looking skin.

2 mL × 10$8.09 USD

ROUND LAB

1025 Dokdo Cleanser

Creamy, slightly acidic foam for a comfortable cleanse

150 ml$11.99 USD

ROUND LAB

1025 Dokdo Lotion

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

200 ml$14.99 USD

ROUND LAB

1025 Dokdo Sleeping Pack

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

100 ml$15.99 USD

COSRX

5 PDRN Collagen Intense Vitalizing Serum

A lightweight daily serum for brighter, firmer, plumper-looking skin and layered hydration.

100 mL / 3.38 fl oz$16.99 USD