Information Reviews Ask Dr. Dan Product Description Progressive Labs Prolan-H offers support for the hypothalamus in the brain. Recommended use: Take 1 capsule three times daily, or as directed by a healthcare professional. Label Information Progressive Labs Prolan-H Facts: 1 capsule contains: Hypothalamus Concentrate 35 mg Pituitary Concentrate 20 mg Other Ingredients: vegetable lubricant, rice flour, gelatin.