They Sent It

Ever finish a protein shake and immediately regret it?

Getting your daily protein shouldn't feel like a gamble.

SpacemilkSaturday, Oct 10, 2026 at 9:34 AM EasternKlaviyo
SpacemilkEver finish a protein shake and immediately regret it?
Subject
Ever finish a protein shake and immediately regret it?
Preview text
Getting your daily protein shouldn't feel like a gamble.
From
contact@spacemilk.com
Sent
Sat Oct 10, 2026, 9:34 AM ET
Size
43 KB
Images
10
Links
12, 1 of them buttons
Subject length
54 characters

Against Spacemilk's usual

Sent in its busiest hour, 9 AM, which holds 63% of its emails. The subject is 54 characters; its average is 35.

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.

From
Walt | Founder, Spacemilk <[email protected]>
Subject
Ever finish a protein shake and immediately regret it?
Date
Sat, 10 Oct 2026 13:34:02 +0000 (UTC)
Message-ID domain
geopod-ismtpd-38
Return-Path domain
walter.spacemilk.com
DKIM signature
d=spacemilk.com s=kl2
List-Unsubscribe
Present, one-click

Servers it passed through, newest first

  1. by recvd-…-l5wjq with SMTP
  2. from (unnamed) by geopod-ismtpd-38 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

Report this email

Sent just before and after

Oct 13, 2026 4:16 AMWhat if protein didn't need a farm?
Oct 13, 2026 1:15 AM30% OFF Spacemilk + FREE Creatine
Oct 12, 2026 9:34 AMBrand New Recipes Page is LIVE
Oct 10, 2026 9:34 AMEver finish a protein shake and immediately regret it? (this email)
Oct 8, 2026 9:34 AMA Lower Cost Per Serving Starts Here
Oct 7, 2026 9:34 AMPumpkin Spice is back
Oct 5, 2026 9:34 AMSpacemilk is now on Target.com

More from Spacemilk

All Spacemilk emails

Sent the same day by similar brands

Same ESP and the closest weekly volume, sent on Oct 10, 2026.

Get the Black Friday insights

We're collecting every Black Friday email from more than 50,000 brands as it lands. Get what we find: who starts first, the biggest discounts, and the subject lines that stand out.

Free. Unsubscribe anytime.