Open Formula emails
Open Formula sends about 9 emails a week through Klaviyo, most often on Thursday around 4 AM Eastern.
Early figures, based on 10 emails received from Jun 18 to Oct 17, 2026.
- ESP
- Klaviyo
- Emails a week
- about 9
- Last sent
- 15 days ago · Oct 17
- Tracked since
- Jun 2026
- Emails collected
- 10
Recent emails
Oct 17, 2026 6:19 PM
Cheat your age with Vitamin C
Oct 16, 2026 6:05 PM
The #1 Cause for Premature Aging
Oct 15, 2026 6:04 PM
Save $1,587 on Skincare
Oct 14, 2026 6:25 PM
How to get rid of dark spots
Oct 14, 2026 6:09 PM
Re: Your coupon code
Recent subject lines
All subject linesSubject lines average 26 characters. Each one opens the email it came from.
| Picture | Sent (Eastern) | Subject | Preview text |
|---|---|---|---|
| Oct 17, 2026 6:19 PM | Cheat your age with Vitamin C | The most underrated skincare ingredient | |
| Oct 16, 2026 6:05 PM | The #1 Cause for Premature Aging | It causes 80% of all signs of aging | |
| Oct 15, 2026 6:04 PM | Save $1,587 on Skincare | How to get clinical skincare at drugstore prices | |
| Oct 14, 2026 6:25 PM | How to get rid of dark spots | This works SO fast! | |
| Oct 14, 2026 6:09 PM | Re: Your coupon code | Get 5% Off Everything! Use code GET5 at checkout to get 5% off storewide. Start by… | |
| Jun 21, 2026 4:43 AM | Cheat your age with Vitamin C | The most underrated skincare ingredient | |
| Jun 20, 2026 4:42 AM | The #1 Cause for Premature Aging | It causes 80% of all signs of aging | |
| Jun 19, 2026 4:41 AM | Save $1,587 on Skincare | How to get clinical skincare at drugstore prices |
About Open Formula
- ESP
- Klaviyo
- Tracked since
- Jun 2026
- Emails collected
- 10
- Emails a week
- about 9
- Last sent
- Oct 17, 2026
- Sends from
- ask@
openformula.com - Subject length
- 26 characters avg
Counts include automated emails such as a welcome series.
Similar sending frequency
| Latest email | Brand | ESP | Website popularity | Emails a week | Busiest day | Last sent | |
|---|---|---|---|---|---|---|---|
 1st Phorm1stphorm.com · Top 500,000 sites | Klaviyo | Top 500,000 sites | about 9 | Wednesday | Oct 31, 2026 | Klaviyo · about 9 a week · busiest Wednesday · last sent Oct 31, 2026 | |
 Almond Musealmondmuse.com · Top 500,000 sites | Klaviyo | Top 500,000 sites | about 9 | Friday | Nov 1, 2026 | Klaviyo · about 9 a week · busiest Friday · last sent Nov 1, 2026 | |
 Anna Griffinannagriffin.com · Top 500,000 sites | Klaviyo | Top 500,000 sites | about 9 | Tuesday | Nov 1, 2026 | Klaviyo · about 9 a week · busiest Tuesday · last sent Nov 1, 2026 |
Report an errorLast updated Nov 1, 2026