The fuel serious endurance athletes train with

Preview text: How nutrition holds up on race day.

First Endurance

Tuesday, Jun 23, 2026 at 4:33 AM EasternKlaviyo

First EnduranceThe fuel serious endurance athletes train with

Image not available

No image available for this email.

Subject: The fuel serious endurance athletes train with
Preview text: How nutrition holds up on race day.
From: contact@firstendurance.com
Brand: First Endurance
ESP: Klaviyo
Sent: Tue Jun 23, 2026, 4:33 AM ET
Sent to: Canada (firstendurance.ca), optygen.com
Size: 52 KB
Images: 18
Links: 19, 5 of them buttons
Subject length: 46 characters

Against First Endurance's usual

Sent in its busiest hour, 4 AM, which holds 12% of its emails. The subject is 46 characters; its average is 34.

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: First Endurance <[email protected]>
Subject: The fuel serious endurance athletes train with
Date: Tue, 23 Jun 2026 08:33:07 +0000
Message-ID domain: klaviyomail.com
Return-Path domain: k3.send.firstendurance.com
DKIM signature: d=shared.klaviyomail.com s=def1; d=send.firstendurance.com s=mtd1
List-Unsubscribe: Present, one-click

Servers it passed through, newest first

from kl-203-20-6.kmta.shared.klaviyomail.com [170.203.20.6] by our receiving server with ESMTPS
from (unnamed) by kmta-mta-blue-….servers.clovesoftware.com with SMTP

Other sending headers (names only): X-Mailer-Info-Extra2, X-Mailer-Info, X-Mailer-Info-Extra, X-Kmail-Account, X-Kmail-Flow, X-Kmail-Message, X-Kmail-Ops, X-Report-Abuse

Report this email

Sent just before and after

	Jun 26, 2026 4:33 AM	The easiest thing you'll do today
	Jun 25, 2026 4:33 AM	What to expect when committing to the system
	Jun 24, 2026 4:33 AM	Hard sessions only pay off if you can recover.
	Jun 23, 2026 4:33 AM	The fuel serious endurance athletes train with (this email)
	Jun 22, 2026 4:33 AM	When precision matters...
	Jun 21, 2026 7:01 PM	Save $20 on OptygenHP + Free Shipping
	Jun 21, 2026 4:33 AM	Structure your nutrition like your training

The fuel serious endurance athletes train with

Against First Endurance's usual

Servers it passed through, newest first

Sent just before and after

More from First Endurance

Get the Black Friday insights