Amazon calculates a product’s star ratings using a machine learned model instead of a raw data average. The machine learned model takes into account factors including: the age of a review, helpfulness votes by customers and whether the reviews are from verified purchases.
I bought this as a gift for a friend and when I gave it to her she noticed most of the mentos in her rolls were discoloured/ pale and patchy. They looked a little off! such a lentos fan and never had a problem but this was a miss