Gluten-Free Cricket Flour: What You Need to Know About Making the Claim

FDA requires testing to below 20 ppm gluten to make a certified gluten-free claim on cricket flour. Cricket flour is naturally gluten-free -- crickets don't produce gluten proteins. But the facility-level controls and testing documentation that turn a natural attribute into a legally defensible label claim are what most cricket flour producers haven't implemented.

This guide covers the FDA requirements, the testing you need, and the production controls required to make a gluten-free label claim.

TL;DR

• FDA requires testing to below 20 ppm gluten to make a certified gluten-free claim on cricket flour
• The R5 ELISA assay is FDA-endorsed and widely used
• The key variables are your feed ingredients (wheat bran feeds may produce flour above 20 ppm) and your processing facility (cross-contact with gluten-containing products raises the risk)
• Use R5 ELISA gluten testing, the FDA-endorsed method available through commercial food safety labs for $50-$150 per test
• Testing at different feed compositions shows that wheat-fed crickets may produce flour above 20 ppm gluten, depending on how completely the wheat proteins are metabolized
• FDA defines gluten-free as containing less than 20 ppm of gluten
• The 20 ppm threshold is based on the level at which the scientific evidence indicates most celiacs can consume without adverse health effects

1.

• Ensure the product contains less than 20 ppm gluten

2.

• Have testing or controls in place that demonstrate you've met this standard

3.

• The R5 ELISA assay is FDA-endorsed and widely used.
• The key variables are your feed ingredients (wheat bran feeds may produce flour above 20 ppm) and your processing facility (cross-contact with gluten-containing products raises the risk).
• Use R5 ELISA gluten testing, the FDA-endorsed method available through commercial food safety labs for $50-$150 per test.

Is Cricket Flour Naturally Gluten-Free?

Yes. Gluten is a protein complex found in wheat, barley, rye, and their derivatives. Crickets don't produce gluten. Acheta domesticus cricket flour, produced without gluten-containing ingredients, contains no gluten proteins.

The complication comes from two sources:

Feed ingredients. If your crickets are fed on wheat bran (a common and cost-effective cricket feed ingredient), the wheat proteins in the bran are processed through the cricket's digestive system. Gluten proteins may be present in small amounts in flour from crickets fed on wheat-based feeds. Testing at different feed compositions shows that wheat-fed crickets may produce flour above 20 ppm gluten, depending on how completely the wheat proteins are metabolized.

Cross-contact in processing. If your processing facility also handles gluten-containing products (bread flour, wheat-based ingredients), cross-contact during milling or packaging can introduce gluten into an otherwise gluten-free cricket flour.

FDA Gluten-Free Labeling Requirements (21 CFR 101.91)

FDA defines gluten-free as containing less than 20 ppm of gluten. To use the term "gluten-free" on your label, you must:

1. Ensure the product contains less than 20 ppm gluten
2. Have testing or controls in place that demonstrate you've met this standard
3. Not use the claim if your product doesn't meet the 20 ppm threshold

The 20 ppm threshold is based on the level at which the scientific evidence indicates most celiacs can consume without adverse health effects. It's not arbitrary -- it's a clinically supported threshold.

You're not required to use a third-party certification to make an FDA gluten-free claim. But if you make the claim without testing to support it, you're making a claim you can't verify. A food safety attorney would advise testing.

Testing Protocol for Gluten-Free Cricket Flour

What to test: ELISA-based gluten testing is the standard method. The R5 ELISA assay is FDA-endorsed and widely used. Commercial labs that do food allergen testing (including the same labs that do pathogen testing for cricket flour) offer gluten ELISA testing.

When to test:

• Initial testing when you establish your gluten-free claim (verify your baseline product meets <20 ppm before you put the claim on any label)
• If you change feed ingredients (switching from wheat bran to a corn-based feed is the common change that enables the gluten-free claim)
• If you change facilities or add new equipment
• Periodically for ongoing verification (quarterly or at manufacturing lot frequency, depending on your food safety plan and any third-party certification requirements)

Test cost: $50-$150 per test depending on the lab and turnaround time.

Production Controls for Gluten-Free Claims

Testing alone doesn't make your product gluten-free -- you need controls that prevent gluten introduction:

Feed ingredients: Use gluten-free feed ingredients. Replace wheat bran with corn-based feeds, rice bran, legume-based feeds, or commercial gluten-free cricket feeds. Verify your feed suppliers' gluten-free documentation.

Processing equipment: If you share milling or processing equipment with gluten-containing products, validate that cleaning removes gluten to below 20 ppm. Use allergen swabs to verify. If you can't achieve validated cleaning, dedicate equipment to gluten-free production.

Packaging materials: Ensure your packaging materials haven't been in contact with gluten (this is rarely an issue but worth confirming with your packaging suppliers).

Storage: Store gluten-free cricket flour separately from any gluten-containing products in your facility.

Document these controls in your FSMA food safety plan. CricketOps stores your food safety documentation including feed ingredient specifications and allergen control procedures.

Third-Party Gluten-Free Certification

Several third-party organizations certify products as gluten-free (GFFS, NFCA, CSA). These certifications provide:

• An independent verification that your product meets the <20 ppm standard
• A certification mark you can use on packaging
• Credibility with celiac community consumers who specifically seek certified products

Cost: $500-$2,000 initial certification plus annual renewal. Required testing costs are additional.

Third-party certification is not required to make the FDA gluten-free claim but provides stronger consumer confidence and retailer confidence than self-declared claims.

Frequently Asked Questions

Can I call my cricket flour gluten-free?

Yes, if your cricket flour tests below 20 ppm gluten and you have the production controls in place to ensure it consistently meets that standard. The key variables are your feed ingredients (wheat bran feeds may produce flour above 20 ppm) and your processing facility (cross-contact with gluten-containing products raises the risk). Test your product before making the claim, document your controls in your food safety plan, and test periodically to verify ongoing compliance. If you use wheat-based feeds, consider switching to corn or other gluten-free feed sources to ensure your product reliably meets the threshold.

What testing is required to label cricket flour as gluten-free?

FDA doesn't specify a testing frequency requirement -- it requires that your product contain less than 20 ppm gluten. As a practical matter, test your product at initial claim establishment and whenever you change feed ingredients, facilities, or processing equipment. Use R5 ELISA gluten testing, the FDA-endorsed method available through commercial food safety labs for $50-$150 per test. Document your test results in your food safety records (store in CricketOps compliance documentation). If you pursue third-party gluten-free certification, the certifying body will specify testing frequency requirements.

Does CricketOps track gluten-free production controls?

CricketOps stores your food safety plan documentation, including allergen and gluten control measures, as part of your compliance records. You can log feed ingredient specifications (confirming gluten-free feed sources), cleaning validation records, and periodic testing results as compliance events in your account. This creates an auditable record of your gluten-free controls. When food manufacturer buyers or retailers request your gluten-free documentation, you can export the relevant records as part of your supplier qualification package.

How does CricketOps help track the metrics described in this article?

CricketOps provides bin-level logging for the variables that drive production outcomes -- feed inputs, environmental conditions, mortality events, and harvest results. Rather than maintaining these records in separate spreadsheets, you can view performance trends across bins and over time to identify which operational variables correlate with better outcomes in your specific facility.

Where can I find industry benchmarks to compare my operation's performance?

The North American Coalition for Insect Agriculture (NACIA) publishes periodic industry reports with production benchmarks. University extension programs in agricultural states, including the University of Georgia and University of Florida IFAS, occasionally publish insect farming production data. Industry conferences hosted by the Entomological Society of America and the Insects to Feed the World symposium series are additional sources of peer benchmarking data.

What is the biggest operational mistake cricket farmers make in their first year?

Expanding bin count before achieving consistent FCR and mortality targets in existing bins is the most common and costly first-year mistake. At 5-10 bins, problems are manageable. At 30-50 bins, the same proportional problems represent much larger financial losses. Most experienced cricket farmers recommend holding expansion until you have three consecutive production cycles hitting your FCR and mortality targets.

Sources

• Food and Agriculture Organization of the United Nations (FAO) -- Edible Insects: Future Prospects for Food and Feed Security
• North American Coalition for Insect Agriculture (NACIA)
• Entomological Society of America
• University of Georgia Cooperative Extension
• Journal of Insects as Food and Feed (Wageningen Academic Publishers)

Get Started with CricketOps

The practices covered in this article are easier to apply consistently when they are supported by organized production data. CricketOps gives cricket farmers the tools to track what matters -- by bin, by batch, and over time. Start your next production cycle in CricketOps and see how organized data changes the way you manage your operation.