Botanically, yes. Legally, only if you can prove it.
The botanical answer
Gluten is the storage protein complex found in wheat, rye, barley and their hybrids. Pulses are legumes and contain none of it. A pure chickpea, lentil or pea flour is therefore inherently free of gluten-forming protein, which is exactly why pulse flour has become a structural ingredient in gluten-free bakery and pasta.
The regulatory answer
“Gluten-free” is a regulated claim, not a description of the botanical origin of the raw material. In the EU the claim is governed by the food information and gluten-claim framework, and it is permitted only when the food as sold to the final consumer stays below a defined threshold. The Codex standard for foods for special dietary use with respect to gluten sets the internationally referenced limit. Vorezan does not restate the numeric threshold here; check the current consolidated text of the instrument before you draft a label, because thresholds and the analytical basis behind them are the sort of detail that gets revised.
Where the gluten actually comes from
Contamination in pulse flour is a supply-chain problem, not a raw-material one. The realistic entry points are:
- Rotation carryover — pulses are commonly grown in rotation with cereals, so volunteer wheat or barley seed can travel with the harvest
- Shared harvesting and haulage — combines, trailers and grain trucks moved between cereal and pulse fields
- Shared cleaning and storage — elevators, silos and pulse cleaning lines that also handle cereals
- Shared milling — the mill itself, especially where stone milling or hammer mills are used across product families
What a buyer should require
- A declared gluten-free production regime, with either dedicated equipment or a validated cleandown between cereal and pulse campaigns
- Sieve-based removal of cereal kernels at intake, since wheat and barley grains are dimensionally separable from most pulses
- Colour sorting or optical rejection of cereal admixture before milling
- Batch testing by a recognised immunoassay method, performed on the finished flour rather than on the incoming pulse
- A certificate of analysis per lot and, for branded retail, a gluten-free certification scheme audit
The practical position
Treat “pulses contain no gluten” as a starting condition and “this flour may be labelled gluten-free” as a claim you have to earn through segregation and testing. Buyers who need the claim should specify it in the contract with a stated analytical method and a per-lot testing frequency, not rely on the botanical argument. The pulse flour and protein isolate guide covers the milling and fractionation steps where this control has to sit.