Nutritionn Garcinia Cambogia is a natural supplement that could help to temporarily increase the feeling of fullness. As a result, it can act as an appetite suppressant. Garcinia cambogia, also known as Malabar tamarind, is a tropical fruit primarily grown in Southeast Asia. It has traditionally been used as an ingredient added to meals to help people feel full and satisfied. This is an effective diet tool to add to a complete weight loss regimen to help reduce overeating.