Isntree

Isntree launched in 2016 and became known through its Hyaluronic Acid Toner. The Watery Sun Gel extended that HA-focused philosophy into sunscreen format and has become one of the better-reviewed K-beauty gel sunscreens in international markets since its 2020 launch.

4 products reviewed

89/100 Score

Isntree Hyaluronic Acid Watery Sun Gel SPF 50+ 50ml squeeze tube on white background

K-Beauty Daily SPF Standout

Isntree sunscreen

Hyaluronic Acid Watery Sun Gel SPF 50+

One of the strongest everyday K-beauty sunscreens in the international market — modern European filters, no white cast, fragrance-free, niacinamide-boosted, and built around the brand's signature six-weight HA complex. At twenty-two dollars for 50ml, it's a case study in how much better a daily sunscreen can be when the formulator cares about both protection and wearability.

normalcombination Fragrance Free

K-Beauty Cult Favorite

Isntree toner

Hyaluronic Acid Toner

One of the most quietly influential K-beauty products of the last decade — a fragrance-free, six-weight hyaluronic acid toner that helped establish Isntree as a trusted brand and made a mockery of premium HA toners charging three times the price. It's not glamorous, it's not reformulated every season, and it's still one of the first things a thoughtful K-beauty routine should consider.

drydehydrated Fragrance Free

Chestnut AHA 8% Clear Essence

A thoughtfully buffered 8% AHA essence that uses a five-acid complex instead of a single high-dose glycolic, supported by niacinamide, centella, and panthenol at functional levels. It hits harder than most K-beauty AHAs and gentler than most Western ones, which is exactly the niche it was engineered to fill — and at twenty-three dollars for a hundred milliliters, the value is strong.

combinationoily Fragrance Free

K-Beauty Reapplication Hero

Isntree sunscreen

Hyaluronic Acid Airy Sun Stick SPF 50+

A modern hybrid-filter sun stick that actually solves the two biggest problems with the format — chalkiness and reapplication compliance — by building the formula around hyaluronic acid, centella, and a filter system that includes Tinosorb S and DHHB. At twenty-two dollars for 22g, it's one of the more thoughtfully engineered reapplication tools in the K-beauty sunscreen category.

normalcombination Paraben Free

★★★★★

4.4 (3,200)

$22.00