They Sent It

We ranked 4 ways to flavor your protein

Only one made the top tier. Here's which, and why.

GainfulWednesday, Nov 4, 2026 at 1:37 PM EasternKlaviyo
GainfulWe ranked 4 ways to flavor your protein
Subject
We ranked 4 ways to flavor your protein
Preview text
Only one made the top tier. Here's which, and why.
From
hello@gainful.com
Brand
Gainful
Sent
Wed Nov 4, 2026, 1:37 PM ET
Sent to
Colombia (gainful.co), gainful.com
Size
47 KB
Images
17
Links
14, 1 of them buttons
Subject length
39 characters

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Sent in the 1 PM hour, which holds 4% of its emails; 28% arrive in the 5 PM hour. The subject is 39 characters; its average is 34.

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From
Gainful <[email protected]>
Subject
We ranked 4 ways to flavor your protein
Date
Wed, 04 Nov 2026 18:37:01 +0000 (UTC)
Message-ID domain
geopod-ismtpd-48
Return-Path domain
send.gainful.com
DKIM signature
d=gainful.com s=s1
List-Unsubscribe
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  1. by recvd-…-hhvd8 with SMTP
  2. from (unnamed) by geopod-ismtpd-48 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

Nov 6, 2026 10:03 PMWhat's not in the one you looked at
Nov 6, 2026 3:35 PMHow much protein you need each day
Nov 5, 2026 4:39 PMNot chalky. Not too sweet.
Nov 4, 2026 1:37 PMWe ranked 4 ways to flavor your protein (this email)
Nov 3, 2026 6:08 PMEnd Flavor Fatigue Forever.
Nov 2, 2026 1:16 PMHydration Without the Sugar Crash
Nov 2, 2026 10:36 AMStill Thinking About It?

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