What happens when flu, RSV, and delta meet Xylitol? 🦠

Preview text: The FTC asked for tougher proof, and this study answers

Thursday, Oct 22, 2026 at 9:03 AM EasternKlaviyo

XlearWhat happens when flu, RSV, and delta meet Xylitol? 🦠

Fit to screenFull size

Using this email in an article? Credit: Xlear email via They Sent It, with a link to this page. Full-size image

Use this example

Against Xlear's usual

Sent in its busiest hour, 9 AM, which holds 70% of its emails. The subject is 53 characters; its average is 48.

Email headers

What the brand's servers put on this email. Our receiving servers, the address we subscribed with and unsubscribe links are left out.

Other sending headers (names only): X-Kmail-Account, X-Kmail-Message, X-Kmail-Ops, X-Report-Abuse, X-SG-EID, X-SG-ID, X-Entity-ID

	Nov 5, 2026 9:05 AM	Your nasal passages might have more room than you think 🔬
	Oct 29, 2026 9:00 AM	26.2 miles is a lot of air for one nose
	Oct 25, 2026 4:03 AM	How long will you keep suffering through the nights?
	Oct 22, 2026 9:03 AM	What happens when flu, RSV, and delta meet Xylitol? 🦠 (this email)
	Oct 22, 2026 3:04 AM	Tired of the neti pot circus? Try this instead.
	Oct 19, 2026 3:04 AM	A 5-second habit your nose will love
	Oct 16, 2026 3:01 AM	Why your nose always feels dry (and what to do)