Your mouth can look fine while the damage spreads

Preview text: Smoking can hide the warning signs.

FenoWednesday, May 6, 2026 at 3:51 PM EasternKlaviyo
FenoYour mouth can look fine while the damage spreads
Subject
Your mouth can look fine while the damage spreads
Preview text
Smoking can hide the warning signs.
From
hello@feno.co
Brand
Feno
Sent
Wed May 6, 2026, 3:51 PM ET
Size
56 KB
Images
8
Links
11, 6 of them buttons
Subject length
49 characters

Against Feno's usual

Sent in its busiest hour, 3 PM, which holds 12% of its emails. The subject is 49 characters; its average is 37.

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Subject
Your mouth can look fine while the damage spreads
Date
Wed, 06 May 2026 19:51:09 +0000
Message-ID domain
klaviyomail.com
Return-Path domain
k3.send.feno.co
DKIM signature
d=shared.klaviyomail.com s=def1; d=send.feno.co s=mtd1
List-Unsubscribe
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  1. from kl-203-28-53.kmta.shared.klaviyomail.com [170.203.28.53] by our receiving server with ESMTPS
  2. from (unnamed) by kmta-mta-blue-….servers.clovesoftware.com with SMTP

Other sending headers (names only): X-Mailer-Info-Extra2, X-Mailer-Info, X-Mailer-Info-Extra, X-Kmail-Account, X-Kmail-Message, X-Kmail-Ops, X-Report-Abuse

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Sent just before and after

May 8, 2026 8:02 PMWhen brushing doesn’t stay consistent…
May 8, 2026 2:44 PMIf your gum pain keeps getting worse…
May 7, 2026 8:02 PMYou left better brushing behind
May 6, 2026 3:51 PMYour mouth can look fine while the damage spreads (this email)
May 4, 2026 3:18 PMThose brown spots aren’t random
May 1, 2026 2:50 PMIf it feels like your teeth are getting worse…
May 1, 2026 8:46 AM⏳ Don’t Lose Your Reserved Smartbrush

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