Learn how to block DHT naturally with foods like pumpkin seeds, green tea, flax seeds, soy, tomatoes, spinach, berries and more. Find out how these foods can support hair health, reduce inflammation and balance hormones. Healthy Diet plays an important role in blocking DHT also helps for healthy hair growth. Try these 13 wonderful DHT Blocker foods to prevent hair loss. Learn how to reduce DHT levels naturally with foods like green tea, pumpkin seeds, tomatoes, carrots, spinach, and almonds. These foods can help inhibit DHT production, support hair growth, and improve overall health and well-being. Are there foods that can prevent hair loss, and if so, what foods block DHT — the hormone that causes male pattern hair loss? Here are the foods that can help.