Science-Based Nutritionâ„¢ 3,000 GDU Per Gram. Supports Digestion & Joints. Dietary Supplement. Vegan. Non-GMO/Gluten Free. At Doctor's Best, we champion smooth sailing for the belly. Our exclusive bromelain formula, derived from pineapples, aids in breaking down proteins for a healthier gut. With added immune-boosting qualities and potential joint support, bromelain remains essential for overall well-being. Proteolytic enzyme Supports healthy digestion Supports joint health.