Himalaya Pure Herbs Karela Metabolic Wellness Bitter Gourd 250 gHimalaya Pure Herbs Karela Metabolic Wellness Bitter Gourd 250 g: is well known for its metabolism regulating properties, specially to regulate glucose. Karela, also known as Bitter Melon, is one of the most popular vegetables in Asia. While the extremely bitter taste of this vegetable may not appeal to people, it is a rich source of nutrients that can improve health. If you struggle with high blood sugar, try a natural solution: Karela from Himalaya!