1. Affinity of basic dyes for fatty tissue.
2. Prevention of accumulation of fat in the liver.
3. Affinity of nonpolar substances for each other.
The definition information for lipotropy is provided by Stedman's. You can search our medical dictionary here.
Stedman's, part of Lippincott Williams & Wilkins, provides a comprehensive line of health-science publications for healthcare professionals and medical students.