SECURE Powder 20 gms - Best Denture Adhesive. It holds dentures strongly for up to 12 hours. It is insoluble in liquids or saliva. SECURE Denture Cleansing Tablets Box of 32 Tablets. It is Specially formulated to clean full denture, partial denture and orthodontic braces. Also Kills germs that cause odour and plaque. Ir removes stains, plaque and water insoluble substance from denture.