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.
Contains Minoxidil which inhibits usual male type baldness, may take several months exactly to see a good results. I started using it few weeks ago and I can bit of odd hair shafts sprouting from the frontal area. Waiting for the expected result.