Estitritionist Certification
Become a Certified Estitritionist™
The Science of Skin. The Power of Nutrition.
Your skin tells a story—and what you eat writes the first line.
The Estitritionist Certification Program is the only credentialed course that fuses esthetics, holistic wellness, and advanced nutrition into a step-by-step pathway for skincare professionals.
Created by Sheryl Stroud, L.E., C.Skn and founder of Stroud Skinstitute, this 3-level program teaches you how to understand the body from the inside out—so you can confidently guide your clients toward radiant, lasting results.
Join the only credentialed 3-level program for beauty and wellness professionals who want to transform client skin from the inside out—without stepping outside their scope of practice. Created by Sheryl Stroud, L.E., CWC and founder of the Stroud Skinstitute™, this clinical-meets-holistic course equips you to address real skin concerns through targeted nutrition education.
The Estitritionist™ Certification Pathway
| Level | Title | Duration | Credential |
|---|---|---|---|
| 1 | Foundations of Estitrition™ | 6 Weeks | C.Skn 1 |
| 2 | Clinical Estitrition™ Practice | 12 Weeks | C.Skn 2 |
| 3 | Master Estitritionist™ | 12 Weeks | C.Skn 3 |
👉 Start at Level 1 or apply to complete all three.
🎓 All levels include CEU hours (where applicable), digital badges, and Stroud Skinstitute™ certification.