Ensure Chocolate 850gComplete, balanced nutrition Scientifically formulated to include all the key ingredients for a nutritionally balanced health shake1 The Ensure brand is supported by over 30 clinical studies2 28 essential vitamins and minerals to help keep you strong and healthy1,3 High quality protein to support muscle development1,3 Enriched with prebiotic fibre (FOS) to support gut and immune health1,4,5 Ensure Health Benefits Did you know that we lose up to 8% of