The IGF-1 edge: Huge gains straight from nature
Preview text: No needles, no risks—just pure muscle-building power.
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- Subject
- The IGF-1 edge: Huge gains straight from nature
- Preview text
- No needles, no risks—just pure muscle-building power.
- From
- orders@
primalmuscle.com - Brand
- Primal Muscle
- ESP
- Klaviyo
- Sent
- Fri May 29, 2026, 8:45 AM ET
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- 42 KB
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- Subject length
- 47 characters
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Sent in the 8 AM hour, which holds 19% of its emails; 21% arrive in the 9 AM hour. The subject is 47 characters; its average is 33.
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- From
- Dave @ Primal Muscle <[email protected]>
- Subject
- The IGF-1 edge: Huge gains straight from nature
- Date
- Fri, 29 May 2026 12:45:11 +0000 (UTC)
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Sent just before and after
| Jun 3, 2026 8:15 AM | Turn junk food into muscle fuel | |
| Jun 2, 2026 8:45 AM | The USSR built monsters with this stuff | |
| May 31, 2026 9:45 AM | gym "hack" that feels unfair (but it’s not) | |
| May 29, 2026 8:45 AM | The IGF-1 edge: Huge gains straight from nature (this email) | |
| May 28, 2026 9:31 AM | Lifting heavy won't fix this | |
| May 27, 2026 9:04 AM | How jacked will you get? | |
| May 26, 2026 8:45 AM | Big D energy in a bottle |
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