Low-allergen, or hypoallergenic cats, are those that typically produce fewer allergens than regular cats. The operative word here is fewer. A protein, Fel D1, is the allergen in the cat’s saliva that causes problems for cat allergy sufferers. Some cat breeds produce less of it than others, making them hypoallergenic. Seven breeds are featured in this article
Source: Catster, December 2017. Link.
Several Factors Affect How Hypoallergenic a Cat Is:
- Males produce more allergenic secretions than females
- Intact males produce more than neutered males
- Dark cats tend to produce more than light-colored ones (no one knows why)
- Kittens produce fewer allergens than adults