Skip to content

Function Day is here: Get a $70 credit toward membership.

October 6–8 only. Join Function for $295 with code FUNCTIONDAY26.

Function Health <[email protected]>

Other

Sent with Iterable Code Sends about 1 a week All facts

Function Health promotes its membership with a limited-time offer for Function Day, providing a $70 credit toward the first year, reducing the price to $295. The membership includes over 160 lab tests, personalized insights, and access to the SuppCo Buying Club. Function Health also offers member pricing on MRI and CT scans.

What the raw message shows

From the headers

Sent with
Iterable See it in the headers

In the email

Promo code
All Function Health promo codes

In the HTML

Built with
Dark-mode styles

Across Function Health's email

Sends
About 1 a week
DMARC
Enforced, quarantine

Mail failing authentication goes to spam.

The copy

162 words · under a minute to read · 7 buttons

Button OCTOBER 6–7

Button FUNCTION DAY

Button Less stuff.

Button More healthy years.

Get your first year of Function for $295 (normally $365).

Button Join Function

More than labs. A better way to understand your health.

For Function Day, get a $70 credit toward your first year and get more from your health with:

160+ lab tests a year

5x more than a typical physical, across your heart, hormones, thyroid, nutrients, metabolism, and more.

Turn results into action

Get personalized insights reviewed by a clinician and an Action Plan, ask questions in Private AI Chat, and connect your wearables for deeper insights.

SuppCo Buying Club included.

Shop trusted supplements evaluated across 30+ quality metrics and earn 30% back in Supp Credits on the money you spend.

Member pricing on MRI and CT

Scan for signs of cancer, prior stroke, aneurysms, and hundreds of other conditions.

Code FUNCTIONDAY26 automatically applies at checkout.

Button Check your health.

Download Function app.

Button Contact us

Additional lab fees apply in NY and NJ.

The words as text: what a screen reader can follow, and all there is when images don't load.

What the headers say

Read from the message's own headers, as it arrived.

Came from
v5233.v5f9d002f.use4.send.mailgun.net · 69.72.41.233

Iterable's sending servers

SPF
Pass for mail.functionhealth.co
DKIM
  • Pass signed by mail.functionhealth.co
DMARC
Pass for mail.functionhealth.co

Policy: quarantine

Unsubscribe
One-click

Meets the Gmail and Yahoo rule for bulk senders.

Complaints
Feedback loop set up

Mailbox providers can report spam complaints straight back to the sender.

Show all 24 headers

As received, minus the delivery side: the archive's own addresses show as [recipient], its mail servers as [receiver], signatures are left out and unsubscribe links trimmed to their host.

Route

Received
from v5233.v5f9d002f.use4.send.mailgun.net (69.72.41.233) by [receiver] (cloudflare) id jvdBogzpoGhf for <[recipient]>; Tue, 06 Oct 2026 20:05:27 +0000
Received
by 23134fc47b4d42a7b40da7ef48a4c8f07e6226061d1ca0ef103293d8fbb3a3c9 with HTTP id 6ac53730228e27d54a77337b; Tue, 06 Oct 2026 18:00:16 GMT
Return-Path
[email protected]

Authentication

Received-SPF Authentication result
pass ([receiver]: domain of [recipient]@mail.functionhealth.co designates 69.72.41.233 as permitted sender) receiver=[receiver]; client-ip=69.72.41.233; envelope-from="[recipient]@mail.functionhealth.co"; helo=v5233.v5f9d002f.use4.send.mailgun.net;
Authentication-Results Authentication result
[receiver]; dkim=pass header.d=mail.functionhealth.co header.s=smtp header.b=hye+z2bi; dmarc=pass header.from=mail.functionhealth.co policy.dmarc=quarantine; spf=none ([receiver]: no SPF records found for [email protected]) smtp.helo=v5233.v5f9d002f.use4.send.mailgun.net; spf=pass ([receiver]: domain of [recipient]@mail.functionhealth.co designates 69.72.41.233 as permitted sender) smtp.mailfrom=[recipient]@mail.functionhealth.co; arc=none smtp.remote-ip=69.72.41.233

Platform

X-Mailgun-Sid
WyI0NGEwNyIsImZ1bmN0aW9uaGVhbHRoQGluYm94YXJjaGl2ZS5vcmciLCIzZjc0MGUiXQ==
X-Mailgun-Sending-Ip-Pool-Name
Functionhealth_mktg
X-Mailgun-Sending-Ip-Pool
688936fdc539b959e7d11504
X-Mailgun-Sending-Ip
69.72.41.233
X-Message-Id
693c5c886c004b248a4199df92f417e5
X-Campaign-Id
20119686
X-Feedback-Id
26539104:20119686:108300:iterable
X-Mailgun-Variables
{"metadata": "{\"messageId\":\"693c5c886c004b248a4199df92f417e5\",\"templateId\":26539104,\"projectId\":24901,\"campaignId\":20119686,\"recipientUserKey\":\"72cfce59-8340-4671-a6c4-fcfc35f4dc14\"}"}

Unsubscribe and feedback

List-Unsubscribe Identifies Iterable
<https://links.iterable.com/…>,<mailto:…@unsubscribe.iterable.com>
List-Unsubscribe-Post
List-Unsubscribe=One-Click
Feedback-Id Identifies Iterable
26539104:20119686:108300:iterable

Message

Sender
[email protected]
Date
Tue, 06 Oct 2026 18:00:16 +0000
Mime-Version
1.0
Content-Type
multipart/alternative; boundary="e0aa560520d67f79e9d0ef4c67c8c16d50b2a3f092a2f7549c07388288f9"
Subject
Function Day is here: Get a $70 credit toward membership.
From
Function Health <[email protected]>
Reply-To
[email protected]
Message-Id
<[email protected]>

More from Function Health

All 10 emails
Function Health

Are you ignoring signs of autoimmune disease?

Function Health

Ends tonight: $50 toward your first year of Function.

Function Health

Why thyroid disorders often go undiagnosed

Function Health

$50 toward your first year of Function.

Similar campaigns from other brands

Different brands running the same play. Compare any of them side by side.

AG1

Introducing The 1 Club

Compare
Seed

Final day: 25% off + a FREE gift.

Compare
Hume

Band 2.0 Credit Has Been Added to Your Account

Compare

Archived for reference and commentary. Function Health, its logos and content are the property of their respective owners; Inbox Archive claims no affiliation and has disabled all links. If you own this content and would like it removed, get in touch.