Happy National Vitamin C Day

Preview text: For you: FREE Super Serum ADVANCE+® gift

iS ClinicalSaturday, Apr 4, 2026 at 9:01 AM EasternKlaviyo
iS ClinicalHappy National Vitamin C Day
Subject
Happy National Vitamin C Day
Preview text
For you: FREE Super Serum ADVANCE+® gift
From
updates@isclinical.com
Sent
Sat Apr 4, 2026, 9:01 AM ET
Sent to
Argentina (innovativeskincare.com.ar), isclinical.com
Size
54 KB
Images
15
Links
16, 6 of them buttons
Subject length
28 characters

Against iS Clinical's usual

Sent in the 9 AM hour, which holds 19% of its emails; 29% arrive in the 12 PM hour. The subject is 28 characters; its average is 40.

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From
iS Clinical <[email protected]>
Subject
Happy National Vitamin C Day
Date
Sat, 04 Apr 2026 13:01:12 +0000 (UTC)
Message-ID domain
geopod-ismtpd-51
Return-Path domain
send.isclinical.com
DKIM signature
d=isclinical.com s=kl2
List-Unsubscribe
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  1. from o1356.shared.klaviyomail.com [167.89.1.244] by our receiving server with ESMTPS
  2. by recvd-…-s8b8g with SMTP
  3. from (unnamed) by geopod-ismtpd-51 with HTTP

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

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Sent just before and after

Apr 14, 2026 12:01 PMClinically Proven Post-Care Hydration
Apr 9, 2026 2:16 PMStill thinking about it?
Apr 6, 2026 5:08 PMInside: The key to glass skin
Apr 4, 2026 9:01 AMHappy National Vitamin C Day (this email)
Apr 1, 2026 11:02 AMComplimentary Super Serum ADVANCE+®
Apr 1, 2026 7:32 AMStill thinking about it?
Mar 30, 2026 12:02 PMCleansers made to do more

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