The FDA Just Approved Bemotrizinol: What the Korean Sunscreen Filter Means for U.S. Sunscreens

For years, American beauty shoppers have asked the same question:

Why do Korean sunscreens feel so different from many sunscreens sold in the United States?

Lighter textures. Less visible residue. Elegant finishes. High UVA protection. Formulas that often feel more like skincare than traditional sunscreen.

Part of the answer has been regulation.

The United States has historically had access to a much smaller selection of modern sunscreen filters than consumers in South Korea, Europe, Australia and other markets.

In 2026, that finally started to change.

The U.S. Food and Drug Administration added bemotrizinol — a modern broad-spectrum UV filter long used internationally — to the list of permitted active ingredients in over-the-counter sunscreen products.

It is the first new sunscreen active ingredient added to the U.S. OTC sunscreen monograph since the late 1990s.

And for the American sunscreen market, that is a very big deal.

What is bemotrizinol?

Bemotrizinol is a chemical UV filter that absorbs both UVA and UVB radiation.

Internationally, beauty shoppers may recognize it by the abbreviation BEMT or by trade names associated with the ingredient, including Tinosorb S.

It has been used for years in sunscreens sold outside the United States, including products from Asian and European markets.

The FDA says bemotrizinol provides protection against both UVA and UVB radiation and reviewed safety and effectiveness data before adding it to the U.S. sunscreen monograph.

Read the FDA announcement about bemotrizinol.

What exactly did the FDA approve?

There is an important regulatory distinction here.

The FDA did not simply approve one particular sunscreen bottle.

Instead, it amended OTC Monograph M020, the regulatory framework that governs nonprescription sunscreen drugs in the United States.

The FDA's final order added bemotrizinol as a permitted sunscreen active ingredient under specified conditions.

The ingredient may be used at concentrations of up to 6 percent.

The FDA determined that there are conditions under which sunscreen drug products containing bemotrizinol are generally recognized as safe and effective, often shortened to GRASE.

The final order took effect on August 9, 2026.

Read FDA Final Administrative Order OTC000039.

Why did this take so long?

Sunscreen regulation in the United States works differently from regulation in many other beauty markets.

In the U.S., sunscreen is regulated as an over-the-counter drug.

That means active sunscreen ingredients must fit within FDA drug requirements before companies can use them in monograph-compliant products.

By contrast, other countries often regulate sunscreen within cosmetic or separate sun-protection frameworks.

That regulatory difference has contributed to a strange beauty-market reality:

American consumers have watched newer UV filters appear in Korean and European sunscreens for years while U.S. formulas continued relying heavily on an older group of approved filters.

Bemotrizinol itself is not new.

What's new is its place in the U.S. regulatory system.

DSM Nutritional Products submitted a request asking the FDA to add bemotrizinol to the sunscreen monograph. The FDA issued a proposed order in December 2025, accepted public comments, reviewed the submitted evidence and then issued the final order in June 2026.

See the FDA's sunscreen regulatory Q&A.

Why beauty consumers care about bemotrizinol

The excitement around bemotrizinol isn't simply because it's new to the U.S.

It's because of what the filter can potentially allow formulators to do.

Bemotrizinol provides broad-spectrum UVA and UVB protection and is known for being highly photostable.

Photostability matters because a UV filter's ability to remain stable when exposed to sunlight can influence how formulators build a sunscreen system.

It can also be combined with other permitted sunscreen filters, subject to the conditions in the FDA monograph.

For formulators, adding another modern UV filter means more flexibility.

For consumers, the hope is that this flexibility eventually translates into sunscreens that offer strong protection while also being:

• Lightweight
• Comfortable under makeup
• Less greasy
• Easier to apply generously
• More cosmetically elegant
• More appealing for daily use

And that last point matters.

The best sunscreen is ultimately one people are willing to apply consistently and correctly.

Why Korean sunscreens became part of this conversation

K-beauty helped expose American consumers to a very different sunscreen experience.

Many Korean sunscreens became popular online because they felt less like traditional beach sunscreen and more like everyday skincare.

Consumers began noticing ingredient names on Korean sunscreen labels that rarely appeared on U.S. drugstore products.

Bemotrizinol was one of those newer-generation filters.

That helped create a growing conversation around the difference between U.S. sunscreen regulation and international sunscreen innovation.

The FDA's 2026 decision is therefore significant not only from a regulatory standpoint, but from a beauty-trend standpoint.

It represents the U.S. beginning to close at least part of that gap.

Does this mean Korean sunscreens are now FDA approved?

No.

This is probably the most important misconception to clear up.

The FDA approval of bemotrizinol does not mean every Korean sunscreen containing bemotrizinol can suddenly be sold as an OTC sunscreen in the United States.

A sunscreen sold legally under the U.S. OTC monograph must comply with the entire monograph — not simply contain one permitted ingredient.

Many Korean sunscreens use combinations of newer UV filters, and several of those filters are still not included in the U.S. OTC sunscreen monograph.

So a Korean formula may contain bemotrizinol and still contain other sunscreen actives that prevent that exact formula from being marketed as a U.S. OTC sunscreen.

That means brands may continue creating different formulas for different countries.

Why the U.S. sunscreen aisle may start changing

Until now, U.S. formulators have had a relatively limited palette of sunscreen actives compared with formulators in many international markets.

Adding bemotrizinol expands that palette.

That could lead to more competition around one of the biggest pain points in sunscreen:

how it feels on the skin.

Consumers increasingly expect sunscreen to behave like modern skincare.

They want formulas that disappear quickly, layer well, don't pill under makeup and don't make daily SPF feel like a chore.

The arrival of bemotrizinol gives American sunscreen formulators another tool for trying to meet those expectations.

It won't transform every sunscreen overnight.

Formulation, testing, manufacturing and distribution all take time.

But from an industry perspective, the door is now open.

Bemotrizinol is also a regulatory story

There is another reason this development matters.

For years, one of the biggest criticisms of the U.S. sunscreen market has been how slowly new UV filters have entered the regulatory system.

The FDA's decision demonstrates that the newer administrative-order process for OTC drugs can actually result in a new sunscreen active being added to the monograph.

Under this process, a company can submit an OTC Monograph Order Request, or OMOR, asking the FDA to change an existing OTC monograph.

That is what happened with bemotrizinol.

The FDA reviewed the submission, issued a proposed order, opened a public comment period and then issued a final administrative order.

For beauty brands and ingredient manufacturers, the significance may extend beyond this one filter.

The obvious question now becomes:

Could more modern sunscreen filters follow?

What hasn't changed

Bemotrizinol may be a major milestone, but the fundamentals of sunscreen use haven't changed.

Consumers should still look for broad-spectrum sun protection, apply enough product and reapply as directed.

And one modern ingredient does not automatically make a sunscreen superior to every formula that came before it.

Finished sunscreen performance depends on the entire formulation.

That includes:

• Which active ingredients are used
• Their concentrations
• How the filters work together
• The vehicle and formulation
• SPF testing
• Broad-spectrum testing
• Water-resistance claims
• How much sunscreen the consumer actually applies

In other words:

A trendy ingredient is not a substitute for a well-formulated sunscreen.

What this could mean for clean beauty

Sunscreen has always been a complicated category within clean beauty.

Terms like "clean," "mineral," "chemical," "reef-safe" and "non-toxic" are often mixed together even though they describe very different things — and some have no standardized regulatory definition at all.

As we've covered before, "clean beauty" itself has no single legal definition.

Bemotrizinol adds another wrinkle.

It is a synthetic organic UV filter, but many consumers interested in ingredient-conscious beauty may still find it appealing because of its performance characteristics and long history of international use.

That reflects a larger evolution happening within clean beauty:

Consumers are becoming less interested in whether an ingredient sounds natural and more interested in what it actually does, how well it has been studied and how it performs in a finished formula.

The takeaway

Bemotrizinol isn't a brand-new discovery.

Consumers in Korea, Europe and other international markets have been using sunscreens containing the filter for years.

What's new is American access.

In 2026, the FDA added bemotrizinol to the U.S. OTC sunscreen monograph — the first new sunscreen active ingredient added since the late 1990s.

For regulators, it's an important modernization of the sunscreen rulebook.

For formulators, it's another tool.

For beauty consumers, it may eventually mean more sunscreen options that combine serious UV protection with the elegant textures that helped make Korean sunscreens so popular in the first place.

And perhaps most importantly, the decision signals something the American beauty industry has been waiting a long time to see:

The U.S. sunscreen ingredient list is moving again.

Common questions

What sunscreen ingredient did the FDA approve in 2026?

The FDA added bemotrizinol to the U.S. over-the-counter sunscreen monograph in 2026, allowing it to be used as an active sunscreen ingredient under specified conditions.

Is bemotrizinol the same as Tinosorb S?

Bemotrizinol is the generic name for the UV filter commonly known internationally as BEMT and associated with the trade name Tinosorb S.

Can U.S. sunscreens now use bemotrizinol?

Yes. The FDA's final order took effect August 9, 2026 and permits bemotrizinol at concentrations up to 6 percent when the finished sunscreen meets the conditions of the U.S. OTC sunscreen monograph.

Does this mean Korean sunscreens are now FDA approved?

No. Many Korean sunscreens use additional UV filters that are still not included in the U.S. OTC sunscreen monograph, so individual products may still need different formulations for the U.S. market.