Reading Customer Reviews Critically
On-page testimonials are marketing, not evidence: they are selected, sometimes incentivised, and offer no way to separate a real effect
15 July 2026Read →
Supplement Facts panels, named-but-unquantified formulas, capsule capacity, fictional anchor pricing, guarantees and how to read a nootropic label.
On-page testimonials are marketing, not evidence: they are selected, sometimes incentivised, and offer no way to separate a real effect
A certificate of analysis (COA) from an independent lab confirms a product's identity, potency and purity — the strongest quality signa
The headline price is per bottle, but the number that matters for comparison is cost per day — and for a memory supplement, cost across
A standard one-a-day capsule holds only about 500–800 mg of powder, which is a hard physical limit on how much of each ingredient a mul
A money-back guarantee is only as good as its terms: how long it runs, whether the clock starts at purchase or shipping, who pays retur
Many pages calling themselves a product's “official website” are actually affiliate marketers earning a commission on sales — which is
Good Manufacturing Practice (GMP) certification means a facility follows defined procedures for cleanliness, consistency and record-kee
An FDA-registered facility is simply one that has listed itself with the agency and is subject to inspection. It is not FDA approval of
A crossed-out “regular” price next to a lower “today” price is an anchor — a reference number designed to make the real price feel like
Naming an ingredient tells you it is present; disclosing its amount tells you whether it is dosed to work. A label can do the first whi