EXTREME shampoo 300 ml EXTREME shampoo 300 ml is a shampoo that is designed to give your hair an extreme look. It is formulated with natural ingredients such as aloe vera, jojoba oil and wheat germ oil, which nourish and protect your hair. This shampoo also contains peppermint oil, which helps to stimulate the scalp and promote healthy hair growth. The shampoo also helps to strengthen and thicken your hair, while also providing a refreshing and invigorating scent.