All Natural, Hypo-Allergenic and Especially Good for Eczema and Psoriasis! There are many benefits to our Byne goat milk soap. And, as the goats might say, our goat milk soaps contain nothing Baah-d. Ever. We use our blueberries and only natural fats and oils that produce a long-lasting, moisturizing bar. Each bar weighs 5 oz.