The WARNING label on your protein powder.

Preview text: Hey Subscriber, Next time you're holding a protein powder, ours or anyone else's, skip the…

SpacemilkFriday, Aug 14, 2026 at 9:34 AM EasternKlaviyo
SpacemilkThe WARNING label on your protein powder.
Subject
The WARNING label on your protein powder.
Preview text
Hey Subscriber, Next time you're holding a protein powder, ours or anyone else's, skip the…
From
contact@spacemilk.com
Sent
Fri Aug 14, 2026, 9:34 AM ET
Size
26 KB
Images
3
Links
5, 1 of them buttons
Subject length
41 characters

Against Spacemilk's usual

Sent in its busiest hour, 9 AM, which holds 64% of its emails. The subject is 41 characters; its average is 35.

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From
Walt | Founder, Spacemilk <[email protected]>
Subject
The WARNING label on your protein powder.
Date
Fri, 14 Aug 2026 13:34:04 +0000 (UTC)
Message-ID domain
geopod-ismtpd-88
Return-Path domain
walter.spacemilk.com
DKIM signature
d=spacemilk.com s=kl2
List-Unsubscribe
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  1. by recvd-…-77ms9 with SMTP
  2. from (unnamed) by geopod-ismtpd-88 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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Aug 22, 2026 9:34 AMA letter from your stomach:
Aug 19, 2026 9:34 AMVanilla: The One That Started It All
Aug 17, 2026 9:34 AMClaim Your $1.65 Serving
Aug 14, 2026 9:34 AMThe WARNING label on your protein powder. (this email)
Aug 12, 2026 9:34 AMStop Guessing Your Daily Protein Needs
Aug 8, 2026 9:34 AMWe're back.
Aug 8, 2026 9:34 AMMichael left a review that stuck with me.

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