What it is
Ox bile provides animal-derived bile acids used to emulsify dietary fats; it is not an enzyme and evidence for routine supplementation is limited.
Core function and why it is studied
Its composition or proposed mechanism makes digestive function logical research areas. Studies therefore examine fat digestion and digestive-tolerance measures. That biological connection explains why it is studied; it does not by itself establish a meaningful benefit.
What the evidence means
Reliable direct human evidence is not sufficient to support a product-wide benefit claim. Laboratory, animal, or traditional-use evidence should not be presented as a demonstrated human outcome.
How to compare products
Compare declared enzyme activity units, source, serving conditions, allergen information, and storage requirements; milligrams alone are not enough.