Unity is a well-established pharmacy chain in Singapore, and this branch sits on the basement level of Lot 1 Shopper's Mall at 21 Choa Chu Kang Avenue 4. It stocks over-the-counter medicines, vitamins and supplements, plus skincare, personal care and everyday family health products. For shoppers in Choa Chu Kang, it offers a convenient stop for remedies and health supplies while visiting the mall.