Is KOS.com legit?

Our check

KOS.com runs 10 live Meta ads and gets about 25K visits a month (SimilarWeb, Sep 2026). The store was created in Dec 2017, 8 years ago, and is based in the United States.

Updated October 26, 2026. Checked October 29, 2026. Facts only, from the Meta Ad Library, SimilarWeb, Trustpilot and the store itself; anything we have not measured is left out.

Good signs and warning signs

• Open for 8 years: created Dec 2017.

The facts

Live Meta ads

10

Monthly visits

25K (SimilarWeb, Sep 2026)

Traffic vs month before

-17%

Store created

Dec 2017

Based in

United States

Niche

Vitamins & Supplements

Payment options detected

Apple Pay, Google Pay, Shop Pay

Questions shoppers ask

Is KOS.com legit?

KOS.com runs 10 live Meta ads and gets about 25K visits a month (SimilarWeb, Sep 2026). The store was created in Dec 2017, 8 years ago, and is based in the United States. These are measured facts, not a rating; check the flags on this page before you buy.

Where is KOS.com based?

kos.com is registered as a store in the United States.

How much traffic does kos.com get?

kos.com had 24,939 visits in Sep 2026, as measured by SimilarWeb for this exact host. That is down 17% on the month before. KOS.com traffic and size

How much revenue does KOS.com make?

KOS.com does not publish its revenue and no source AdLibrarySpy holds measures it, so no revenue figure is shown. Its measured size signals are 24,939 visits in Sep 2026 (SimilarWeb), 10 live Meta ads and 54 products. How big is KOS.com?

What ads is KOS.com running?

AdLibrarySpy recorded 10 live Meta ads (Facebook and Instagram) for kos.com. KOS.com ads and commercials

Who are KOS.com's competitors?

KOS.com's closest competitors in the AdLibrarySpy index, by niche and traffic, are EverWell (tryeverwellhealth.com), 1st Phorm (1stphorm.com), Pulsetto (pulsetto.tech), MaryRuth Organics (maryruthorganics.com) and Instant Hydration Electrolyte Packets (instanthydration.com). Sites like KOS.com