What kind of ingredient this is
wheat gluten sits in the whole grain family. Whole grains have anchored canid diets for thousands of years. Dogs carry the AMY2B amylase gene expansion that makes starch digestion possible. Sniff scores them positively in the Carbohydrate Quality Index.
Where wheat gluten sits in the Sniff System
wheat gluten carries a caution flag in the Sniff System. The methodology does not categorically reject it, but does penalize products where it appears in problematic concentrations, problematic combinations, or without offsetting positive ingredients.
Every methodology choice is published, citeable, and subject to revision when new evidence arrives. Read the full Sniff methodology for the formulas behind every score component, or file a correction if you think this position is wrong.
Similar ingredients in the catalog
Sniff's semantic graph clusters these ingredients near wheat gluten by formulation profile. Each links to its own ingredient page.