Manitoba Harvest - Hemp Yeah! Max Fiber Hemp Protein Powder Vanilla - 1 lb. (16 oz.) (454g) If youâre looking to add some extra fiber to your diet, Hemp Yeah! Max Fiber Protein Powder Vanilla is for you! There are 10 g of fiber and 9 g of protein per 30 g serving of this organic plant-based protein powder. Hemp Yeah! Hemp Protein Powder HempPro is now Hemp Yeah! This original line of