Looking for itchy or oily scalp treatment in Singapore? Oily scalp is caused by over-active sebum glands in the scalp produces excess oil and clogs hair follicles. Greasy scalp are prone to scalp acne and results in the scalp feeling itchy all the time. Learn to take good care of your scalp with Retern now! We have scalp treatment specialists trichologist, combine the best of traditional methods and modern trichology expertise for hair and scalp concerns.