USN Diet Fuel Meal Replacement Shake, Strawberry, 1kg (£13.04 / £12.32 max S&S)

USN Diet Fuel meal replacement shake in strawberry (1kg, 18 servings) is down to £14.49 at Amazon. It has typically been selling for around £21.60 over recent months, so this works out at roughly 33% below its usual price.
Its currently ranked 831 in Health & Personal Care on Amazon and rated 4.4 out of 5 from 4,520 customer ratings, so plenty of buyers have already tried it.
Key features:
All-in-one meal replacement shake to swap for main meals as part of an energy-restricted diet
25g of protein and just 203 kcal per 55g serving (two scoops)
Formulated to help you feel full for longer and reduce snacking
Source of fibre and chromium, with 24 vitamins and minerals
Contains the lactase enzyme Tolerase L for easier digestion