Protein, minus the mystery ingredients

Preview text: The cleanest protein on the market

GainfulTuesday, Jul 21, 2026 at 5:30 PM EasternKlaviyo
GainfulProtein, minus the mystery ingredients
Subject
Protein, minus the mystery ingredients
Preview text
The cleanest protein on the market
From
hello@gainful.com
Brand
Gainful
Sent
Tue Jul 21, 2026, 5:30 PM ET
Sent to
gainful.com
Size
37 KB
Images
10
Links
10, 1 of them buttons
Subject length
38 characters

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Sent in its busiest hour, 5 PM, which holds 28% of its emails. The subject is 38 characters; its average is 34.

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From
Gainful <[email protected]>
Subject
Protein, minus the mystery ingredients
Date
Tue, 21 Jul 2026 21:30:12 +0000 (UTC)
Message-ID domain
geopod-ismtpd-23
Return-Path domain
send.gainful.com
DKIM signature
d=gainful.com s=s1
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  2. by recvd-…-jrw5q with SMTP
  3. from (unnamed) by geopod-ismtpd-23 with HTTP

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Sent just before and after

Jul 23, 2026 6:36 AMMake Your Gain, No Matter Your Goals
Jul 22, 2026 5:00 PMPlant protein that actually builds muscle
Jul 22, 2026 6:35 AMWhy the Wellness Community Loves Gainful
Jul 21, 2026 5:30 PMProtein, minus the mystery ingredients (this email)
Jul 21, 2026 6:34 AMStill Thinking About It?
Jul 20, 2026 5:00 PMSquats vs. hip thrusts: the real tradeoff
Jul 16, 2026 5:00 PMYour Protein, Built From 100M Data Points

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