Forceval Soluble Forceval Soluble is a sugar free, forest fruit flavoured multivitamin & mineral supplement that dissolves in water, making it ideal for those who have difficulty swallowing tablets & capsules. It can even be mixed with commercially available thickening agents for those who also have trouble swallowing liquids. Forceval Soluble is an effervescent tablet that contains a wide range of essential vitamins, minerals & trace elements for adults, including the elderly, who are unable to get their daily nutritional requirements from food. Forceval Soluble is free from sugar, yeast, preservatives, nuts, lactose, aspartame, acsulfame & other sources of phenylalanine.