The core activity of the company 'Happy Anita' encompasses the sale of products and services in the field of health and natural cosmetics, including: natural cosmetics, wild recipe book, wild herbal mixtures, plant collection walks, spring water system, STIFL abdominal wellness, high-frequency therapy, and mental support for parents and children. Additionally, the company also offers consulting and accompaniment in specific life situations, such as career, relationships, and health.