This is what proof looks like.

The clinical data behind DS-01®.

Wed, Nov 4 · 8:09pm ET Promotions & Sales

Sent with Iterable Sends about 4 a week All facts

Seed promotes DS-01, a probiotic validated in a large clinical trial, offering 25% off the first month. The campaign highlights results from the trial, including reduced bloating and discomfort. Seed invites customers to start DS-01 and experience the difference.

What the raw message shows

From the headers

Sent with: Iterable See it in the headers

In the HTML

Built with: Dark-mode styles

Across Seed's email

Sends: About 4 a week
DMARC: Not enforced
Failures are monitored but still delivered.

Seed seed.com

Seed develops clinically studied probiotics to impact human and planetary health. Our first product is the DS-01® Daily Synbiotic—a probiotic + prebiotic for systemic benefits.

All 67 emails from Seed

The copy

185 words · about 1 min to read

25% Off Your First Month of DS-01® ◊

A Higher Standard of Proof

DS-01® is validated in the largest probiotic clinical trial for bloating and gas.¹° | Start DS-01®

Tested at Scale | See the results from our randomized, placebo-controlled clinical trial studying 350 healthy men and women across 40 states.

79% | reported minimal discomfort from occasional constipation.° | 72% | rarely or never felt bloated.° | 67% | hardly ever experienced abdominal discomfort.°

Feel the DS-01® Difference | Less food avoidance° | Greater enjoyment of food° | Fewer disruptions to daily activities°

Citations | ¹In healthy adults, as of February 2026. | °These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease. | ◊Offer expires on 11/30/2026 at 11:59 p.m. PT. Offer valid on new DS-01® one-month welcome kits, for a maximum value of $12.50. Offer cannot be combined with any other discounts or promotions.

Pioneering microbial science for human and planetary health since 2015.

This email was sent by Seed.

New York, NY10013

Seed Health, Inc. 2026

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

v5156.v5fc25cd0.use4.send.mailgun.net · 159.112.240.156

Iterable's sending servers

SPF

Pass for mail.seed.com

DKIM

Pass signed by mail.seed.com

DMARC

Pass for mail.seed.com

Policy: none, so failures would still be delivered

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 v5156.v5fc25cd0.use4.send.mailgun.net (159.112.240.156) by [receiver] (cloudflare) id dAMngCHTeKD1 for <[recipient]>; Thu, 05 Nov 2026 01:09:05 +0000
Received: by a28b45b76eea09a707fdc8963e9f5285b99ca43226f0166503eadc8bce0c1d76 with HTTP id 6aebd72d54b6b3b241eff9d4; Thu, 05 Nov 2026 01:09:01 GMT
Return-Path: [email protected]

Authentication

Received-SPF Authentication result: pass ([receiver]: domain of [recipient]@mail.seed.com designates 159.112.240.156 as permitted sender) receiver=[receiver]; client-ip=159.112.240.156; envelope-from="[recipient]@mail.seed.com"; helo=v5156.v5fc25cd0.use4.send.mailgun.net;
Authentication-Results Authentication result: [receiver]; dkim=pass header.d=mail.seed.com header.s=mailo header.b=eMub+wwR; dmarc=pass header.from=mail.seed.com policy.dmarc=none; spf=none ([receiver]: no SPF records found for [email protected]) smtp.helo=v5156.v5fc25cd0.use4.send.mailgun.net; spf=pass ([receiver]: domain of [recipient]@mail.seed.com designates 159.112.240.156 as permitted sender) smtp.mailfrom=[recipient]@mail.seed.com; arc=none smtp.remote-ip=159.112.240.156

Platform

X-Mailgun-Sid: WyI1ZTJkYSIsInNlZWRAaW5ib3hhcmNoaXZlLm9yZyIsIjgwMTUzMyJd
X-Mailgun-Sending-Ip-Pool-Name Identifies Iterable: Primary Iterable Shared
X-Mailgun-Sending-Ip-Pool: 5f5906e148d17eb79438cb88
X-Mailgun-Sending-Ip: 159.112.240.156
X-Feedback-Id Identifies Iterable: 27752808:20827315:79091:iterable
X-Campaign-Id: 20827315
X-Message-Id: cf6003ef58024aeab9886ace3857de2f
X-Mailgun-Variables: {"metadata": "{\"messageId\":\"cf6003ef58024aeab9886ace3857de2f\",\"templateId\":27752808,\"projectId\":18601,\"campaignId\":20827315,\"recipientUserKey\":\"[recipient]\"}"}

Unsubscribe and feedback

List-Unsubscribe-Post: List-Unsubscribe=One-Click
List-Unsubscribe: <https://links.iterable.com/…>,<mailto:…@unsubscribe.iterable.com>
Feedback-Id: 27752808:20827315:79091:iterable

Message

Sender: [email protected]
Date: Thu, 05 Nov 2026 01:09:01 +0000
Mime-Version: 1.0
Content-Type: multipart/alternative; boundary="b80f0332f61084b5c9a1a625fdd68c2f3870c7d95b313088549e837ae4fb"
Subject: This is what proof looks like.
From: Seed <[email protected]>
Reply-To: [email protected]
Message-Id: <[email protected]>

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