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The short answer
Dried zobo (hibiscus sabdariffa calyces) imported for sale is regulated by the FDA as food: the Nigerian drying and packing facility must be FDA-registered, each shipment needs prior notice, the US importer needs a supplier verification programme, and the pack needs a compliant English label. Travellers must declare it to CBP. Selling it with claims that it treats a disease brings far stricter rules.
What zobo is, in regulatory terms
The dried red calyces Nigerians call zobo, and others call roselle or sorrel, are sold in the US mainly to make drinks and teas. Imported loose or packed for that use, they are a food. No US rule names zobo specifically, so the general food import framework applies, and the details depend on how the product is processed and what you say about it.
| Product form | Main regime | Notes |
|---|---|---|
| Dried calyces, loose or packed | FDA food | registration, prior notice, FSVP, labelling |
| Ground hibiscus or tea bags | FDA food | same, plus a clear statement of identity |
| Ready-to-drink zobo in bottles | FDA food (beverage) | acidity and processing questions; see the bottled drinks article |
| Capsules or extracts sold for health | possibly a dietary supplement or drug | different rules; take advice |
The FDA checklist for dried zobo
- The Nigerian facility that dries, sorts and packs the calyces must hold an FDA food facility registration with a US agent and a unique facility identifier. A farm that only grows and dries its own crop is outside the definition, but a trader that sorts and bags it is not.
- Each commercial shipment needs prior notice confirmed before arrival: 4 hours by air, 8 hours by sea.
- The US owner or consignee needs a Foreign Supplier Verification Program for the product, or the very small importer route if its food imports average under $1 million a year.
- The label must be in English and meet the FDA's labelling rules.
Hazards to cover with your supplier
Calyces are often sun-dried in the open, which is why the hazard analysis matters. The FDA's Nigeria country page, posted 21 October 2026, lists alerts that a dried botanical can run into:
- Import Alert 99-19, Salmonella in food products;
- Import Alert 99-46, filth in imported human foods, such as insects, droppings or sand;
- Import Alert 99-08, pesticides in processed foods; and
- Import Alert 45-02, illegal or undeclared colours, relevant if anything is added to deepen the red.
Ask the supplier how the calyces are dried, covered, sorted and stored, and whether a laboratory has tested a lot for Salmonella and pesticide residues. Your FSVP file should record the answer.
Labelling dried zobo
Use a name a US buyer understands: "Dried hibiscus flowers (zobo)" or "Hibiscus sabdariffa calyces (zobo)". Put the net quantity in both units, for example "Net Wt 8 oz (227 g)", on the bottom 30% of the front panel, and include the ingredients, the distributor's name and address, Nutrition Facts unless exempt, and "Product of Nigeria". If the pack has Hausa or Yoruba words, all required statements must also appear in that language. Read labelling Nigerian foods.
Be careful with health claims
Zobo is widely promoted online for blood pressure and other conditions. A label or website that says a food treats or prevents a disease invites the FDA to treat the product as an unapproved drug. Import Alert 66-41, for unapproved new drugs promoted in the US, is on the Nigeria list. Sell zobo as a food or a tea, and keep disease claims off the pack and the product page. See herbal products and FDA risks.
Travellers and gifts
Carrying zobo for your own kitchen is a customs question, not an FDA filing. CBP says travellers must declare plant products and seeds, and an agriculture specialist decides. Food for your own use that travels with you is excluded from prior notice; zobo bought to resell is not, even in a suitcase. The status of hibiscus plant material under APHIS rules is listed in its ACIR database; we did not open that entry, so check it before shipping commercial quantities.
Worked example
Example: a Maryland drinks brand buys 500 kg of dried zobo a quarter from a Kano trader for its own bottled hibiscus drink. The trader sorts and bags the calyces, so its premises register with the FDA. The brand's FSVP names Salmonella, filth and pesticide residues as hazards; it asks for an accredited laboratory test on each lot before shipping and keeps the results for two years. Because the brand makes the drink in the US, the bottled product's own processing rules apply at its US plant; see bottled drinks such as malta and zobo.
Steps for a first shipment
- Confirm the packer's FDA registration number and unique facility identifier.
- Agree a written description of drying, sorting and storage, and lot testing.
- Write your FSVP hazard analysis, or get the supplier assurance if you are a very small importer.
- Approve an English label with no disease claims.
- Have your broker file prior notice once the air waybill or bill of lading exists.
Where Pryme fits
Zobo prices in northern markets move with the season, and traders usually want naira. A Pryme Business Account holds USD and NGN with local details; Swap converts when you choose, and the app shows the rate and the fee before you approve.
Questions people ask
Can I import zobo leaves to the US?
Yes, as a food. The Nigerian packer must be FDA-registered, each commercial shipment needs prior notice, and you need a supplier verification programme and an English label.
Is hibiscus tea from Nigeria regulated by FDA?
Yes. Dried hibiscus sold as a tea or drink ingredient is a food, subject to the FDA's import, safety and labelling rules.
Can I say zobo lowers blood pressure on my label?
Disease claims can lead the FDA to treat the product as an unapproved drug. Keep such claims off the label and product page.
Can I bring zobo in my luggage?
Declare it to CBP. Zobo for your own use is not an FDA import filing, but zobo to sell needs prior notice.
Sources
- eCFR: 21 CFR Part 1, Subpart H, Registration of food facilities (current text) · accessed Oct 2026
- eCFR: 21 CFR Part 1, Subpart I, Prior notice of imported food (current text) · accessed Oct 2026
- eCFR: 21 CFR Part 1, Subpart L, Foreign Supplier Verification Programs for food importers (current text) · accessed Oct 2026
- FDA: Import alerts by country, Nigeria (posted 21 Oct 2026) · accessed Oct 2026
- FDA: Food Labeling Guide (guidance revised Jan 2013; landing page current as of 15 Jan 2025) · accessed Oct 2026
- CBP: Bringing agricultural products into the United States (last modified 1 May 2024) · accessed Oct 2026
This article is general information, not financial, legal or tax advice. Products described are provided under the terms on this site and are subject to regulation and eligibility.