Why I built Longavus (and what it really stands for)

Preview text: Why I built Longavus (and what it really stands for) 96 This isn’t a supplement story…

LongavusSunday, Apr 19, 2026 at 1:57 PM EasternHubSpot
LongavusWhy I built Longavus (and what it really stands for)
Subject
Why I built Longavus (and what it really stands for)
Preview text
Why I built Longavus (and what it really stands for) 96 This isn’t a supplement story…
From
gerald@longavus.com
Sent
Sun Apr 19, 2026, 1:57 PM ET
Size
61 KB
Images
5
Links
9, 1 of them buttons
Subject length
52 characters

Against Longavus's usual

Sent in the 1 PM hour, which holds 11% of its emails; 17% arrive in the 8 AM hour. The subject is 52 characters; its average is 38.

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
Gerald (Longavus) <[email protected]>
Subject
Why I built Longavus (and what it really stands for)
Date
Sun, 19 Apr 2026 10:57:20 -0700
Message-ID domain
bf07.na2.hubspotemail.net
Return-Path domain
bf07.na2.hubspotemail.net
DKIM signature
d=bf07.na2.hubspotemail.net s=hs1; d=longavus.com s=hs1-7238921
Authentication
dkim=pass (bf07.na2.hubspotemail.net), dkim=pass (longavus.com), spf=pass (bf07.na2.hubspotemail.net), dmarc=pass (longavus.com)
List-Unsubscribe
Present, one-click
Feedback-ID sender
HubSpot

Servers it passed through, newest first

  1. from byc96l7.bf07.na2.hubspotemail.net [216.139.64.109] by our receiving server with ESMTPS

Other sending headers (names only): X-HS-Cid, X-Report-Abuse-To

Report this email

Sent just before and after

May 21, 2026 1:11 PMWhy you need to build new mitochondria
May 18, 2026 12:45 PMThe powerhouse problem
May 15, 2026 12:17 PMHow to keep the hallway wide
May 13, 2026 3:27 PMYour hallway is getting narrower
Apr 19, 2026 1:57 PMWhy I built Longavus (and what it really stands for) (this email)
Apr 18, 2026 1:57 PMThe hidden energy crisis inside your cells
Apr 17, 2026 1:57 PMWelcome to the Longavus Brief

More from Longavus

All Longavus emails

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. You'll get a confirmation email first, and you can unsubscribe anytime.