Product Overview
Black walnut hulls come from the outer green husk surrounding the shell of the black walnut (Juglans nigra), a tree native to the eastern and central United States. The hulls, not the nutmeat, are the part used in supplement manufacturing; they are harvested, dried, and milled into a powder that retains the plant's naturally occurring tannins and juglone content, compounds traditionally associated with the hull's long-standing use in American folk herbalism.
Black walnut hull has a long history of traditional use as a detox and digestive-support botanical, and it remains a staple ingredient in cleanse-category formulas. Because the hull is a distinct plant part from the tree's well-known tree-nut kernel, brands should note that black walnut hull supplements are typically formulated without significant tree-nut protein exposure, though allergen labeling review with your compliance team is still recommended given the shared plant source.
Formulation Considerations for Black Walnut Hulls
- Sourced and labeled specifically as hull material, not kernel or nutmeat — confirm this distinction on your Certificate of Analysis
- Positioned in detox and cleanse, and digestive wellness capsule lines
- Frequently formulated alongside other traditional cleanse botanicals such as wormwood or cloves in combination blends
- Review allergen labeling requirements with your compliance team given the shared Juglans nigra plant source with tree nuts
Private label brands most often request black walnut hulls as a standalone vegetarian capsule or as one ingredient in a multi-botanical cleanse formula. Because this ingredient is frequently searched alongside detox-category terms, we recommend keeping label claims within accepted structure/function language rather than more aggressive positioning.
As a family-owned, FDA-registered and GMP-certified manufacturer in Davie, Florida, Health Genesis has produced traditional botanical supplements including black walnut hulls for private label brands for more than 25 years. Our NSF certification, low minimum order quantities, and in-house label design team support both new and established brands through formulation and launch.
Are your black walnut hulls sourced from the hull specifically, not the nutmeat?
Yes, our ingredient is sourced and verified as hull material from Juglans nigra, distinct from the tree-nut kernel, with sourcing documentation available.
Can black walnut hulls be combined with other cleanse botanicals?
Yes — it's commonly formulated alongside ingredients like wormwood, cloves, or other traditional cleanse botanicals in a combination capsule.
What's the minimum order quantity for private label black walnut hull capsules?
We offer low minimum order quantities for this and other single-ingredient botanicals; contact our team for current MOQs.
These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.
Additional Information
Why Choose Health Genesis
Industry-Leading Private Label Supplement Manufacturing
FDA-Registered & GMP-Certified
Health Genesis operates a fully FDA-registered, GMP-compliant manufacturing facility. Every product undergoes rigorous testing at multiple stages.
Low Minimum Order Quantities
Our accessible MOQs make private label supplements feasible for emerging brands. Test market demand without committing to massive inventory.
Fast Turnaround Times
Our efficient production processes deliver your products quickly. Most orders ship within 2-4 weeks after approval.
Complete Private Label Services
From formulation consultation to fulfillment, we handle everything. Focus on growing your brand while we handle manufacturing.
Quality You Can Trust
Every batch undergoes comprehensive testing: identity, purity, potency, heavy metals, and microbial testing. Third-party lab results available.
Expert Support Team
Our experienced team guides you through label design, regulatory compliance, and production. We're here to help you succeed.

