Brand record
Dr. Elsey's
Vet-founded litter maker; the Ultra clay is unscented and additive-free, though clay carries the usual silica-dust caveat.
A
Transparency grade
States a single named material (100% sodium bentonite) with no added fragrance, dye, or deodorizer.
Recall record
No recalls on record for this brand. That's the record we like to see.