Mace is the dried aril (outer covering) of the nutmeg fruit, while nutmeg is the seed kernel itself. They are botanically related but commercially distinct; invoices and packing lists should specify which product is being shipped, along with whether it is whole, broken, or ground, to ensure correct classification and avoid FDA examination delays.

All imported spices are subject to FDA admissibility review for contamination, filth, and labeling compliance. Shipments from approved foreign establishments may still be detained for sampling; working with a licensed customs broker and ensuring supplier documentation is complete can reduce port-of-entry delays. Classification and admissibility are complex — consult a licensed customs broker or FDA for guidance specific to your shipment.