Psyllium is your best bud to to move the junk out of the digestive track! And I love the psyllium from @organicindiausa as they are very transparent about their sourcing!
ORGANIC INDIA Psyllium Herbal Powder - Whole Husk Fiber Supplement, Digestion Support, Vegan, Gluten-Free, USDA Certified Organic, Non-GMO, Soluble & Insoluble Fiber Source - 12 oz