On screens all day? Your skin knows.

Preview text: Not all blue light is created equal. Here’s what you should know.

Wednesday, Sep 16, 2026 at 11:30 AM EasternKlaviyo

CellumaOn screens all day? Your skin knows.

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

Subject: On screens all day? Your skin knows.
Preview text: Not all blue light is created equal. Here’s what you should know.
From: hello@celluma.com
Brand: Celluma
ESP: Klaviyo
Sent: Wed Sep 16, 2026, 11:30 AM ET
Sent to: biophotas.com, biophotas.org, celluma.com, mybiophotas.com
Size: 68 KB
Images: 19
Links: 18, 4 of them buttons
Subject length: 36 characters

Against Celluma's usual

Sent in its busiest hour, 11 AM, which holds 35% of its emails. The subject is 36 characters, the same as its average.

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

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