This hub organizes our ingredient-level research without turning every single herb name on the DigestiStart label into a repetitive filler page. We publish a standalone ingredient review only when an ingredient has enough human or digestive research to answer a distinct question for readers.
Start With the DigestiStart Formula
Every capsule of DigestiStart contains a 500 mg proprietary blend of 11 traditional plant, root and fruit extracts. Because all 11 herbs share that single 500 mg total, understanding how the full formula is put together is always the best starting point.
DigestiStart Ingredients: what is actually on the label and how the research applies →
Ingredient Research Library
Wild Yam (Dioscorea opposita)
Wild Yam (Chinese Yam rhizome) is listed first on the DigestiStart Supplement Facts label—meaning it is present in the largest amount by weight inside the 500 mg blend—and has enough nutrition and digestive research to justify a dedicated deep-dive page.
Read the Wild Yam research page →
All 11 Label Ingredients at a Glance
For quick reference, here is how all 11 botanicals listed on the DigestiStart Supplement Facts panel are organized across our research pages:
| Label Order & Ingredient | Plant Part / Form on Label | Where to Read Our Evaluation |
|---|---|---|
| 1. Wild Yam Extract | Root / rhizome extract | Dedicated Wild Yam review + Formula breakdown |
| 2. Rehmanniae Radix Extract | Prepared root extract | Covered in full Ingredients analysis |
| 3. Dodder Seed Extract | Seed extract (standardized to 4% flavones) | Covered in full Ingredients analysis |
| 4. Eucommia Ulmoides Extract | 4:1 concentrated bark extract | Covered in full Ingredients analysis |
| 5. Poria Cocos | Root / mushroom powder | Covered in full Ingredients analysis |
| 6. Radix Achyranthis Extract | Root extract | Covered in full Ingredients analysis |
| 7. Cistanche Extract | Stem extract | Covered in full Ingredients analysis |
| 8. Polygala Tenuifolia Extract | Herb / root extract | Covered in full Ingredients analysis |
| 9. Schisandra Powder | Fruit / berry powder | Covered in full Ingredients analysis |
| 10. Shan Zhu Yu Extract | Cornus officinalis fruit extract | Covered in full Ingredients analysis |
| 11. Cnidium Monnieri Extract | Seed extract | Covered in full Ingredients analysis |
Our Evidence-Distance Rule
The strongest proof for any supplement is a human clinical trial testing the exact finished bottle you can buy. Next comes human research on the same individual herb taken by mouth at a known daily dose. Animal experiments, lab-dish tests, and customer stories are much further removed from proving what a mixed 500 mg capsule will do in everyday use.
Why We Do Not Build Thin Ingredient Pages
Creating separate pages for all 11 herbs purely to make the website look bigger would force readers to click through repetitive pages that say the same thing about proprietary blend limits. Instead, we publish a standalone ingredient page only when there is enough distinct research to make the page genuinely useful on its own.
Sources & References
We prioritize primary product label information, government guidance, peer-reviewed research and recognized clinical literature. Seller marketing claims are not treated as independent clinical proof.
- 2023 review of Chinese Yam (Dioscorea opposita) polysaccharides, digestion and gut microbiota (Nutrients)
- U.S. Food and Drug Administration (FDA): Botanical Drug Development Guidance for Industry
Related Research
Editorial owner: DigestiStart Reviews Editorial Team · Last reviewed: November 10, 2026