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Round Lab/Clean Ingredients/email teardown

Girl, can you keep a secret?

How Round Lab built this send — a clean ingredients email shipped as product hero on Thursday at 6am, carrying a 15% % off offer. Below is HappyCohort's field-by-field extraction; the original creative is rendered at the end.

From: Round LabflowPreheader: “here's what makes us Korea's #1 ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ”
Offer
15% off
Voice warmth
0.80
Sent
Thu · 6am
Format
Product hero
How this send compares
  • 15% off — 5.7 points shallower than the tracked set average of 20.7% (this brand averages 15.0% when it discounts).
  • Voice warmth 0.80 for Round Lab vs 0.69 across the set — a warmer, more human register than the average competitor.
01

Message & creative

Message theme
Clean Ingredients
Creative format
Product hero
Secondary: Mixed / modular
Secondary theme
Welcome Discount
Hero headline
Girl, can you keep a secret?
Emotional appeal
none
Calendar moment
Evergreen
Not tied to a seasonal window.
02

Offer

Mechanic
% off
A percentage off the price — the most common kind.
Depth
15% off
Promo phase
Launch
The sale opens and the main offer is shown.
Promo code
[redacted]
Minimum spend
None
Urgency
None
03

Voice & tone

Warmth0.80
ClinicalWarm
Formality0.20
CasualFormal
Reader focus0.70
“We”“You”
Expressiveness0.75
RestrainedExuberant

Reading grade 6.0 — the approximate US reading level of the body copy.

04

Call to action

Primary CTA
“Learn the secrets!”
Destination
Content / blog
Links to a blog, journal, or how-to article.
Verb framing
Discover / Explore
Browsing words — 'Explore', 'See the edit', 'Discover'.
CTA count
21
Multi-CTA layout
Primary destination URL
trk.roundlab.com
No UTM tagging detected
Tracking domain
—
ESP fingerprint · Unknown
05

Deliverability posture

SPF
None
DKIM
Pass
DMARC
Pass
Policy: quarantine
One-click unsubscribe
Supported (RFC 8058)
Unsub scheme: https
From alignment
Aligned
Domain: root
Footer hygiene
postal address
06

Send timing

Day
Thursday
Local hour
6am
Send type
flow
Flow: welcome
07

Claims & products

Claims extracted
  • “Korea's #1 skincare”ranking · unsubstantiated
  • “Dokdo minerals — deepest extraction ever, 90+ elements”ingredient · unsubstantiated
  • “Birch sap clinically 2-3x more hydrating than water”efficacy · unsubstantiated
  • “Pine extract — proven 70% antioxidant increase”efficacy · unsubstantiated
  • “Camellia collagenol — patented elasticity complex”ingredient · substantiated
Products featured
  • 1025 Dokdo Cleanserhero
  • Birch Moisturizing Sunscreen
  • Pine Calming Cica Ampoule
  • Camellia Collagen Firming Cream
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08

The creative

The original email as it rendered in the inbox. Shown for reference and sandboxed — it is not part of the indexed analysis above.