Placeholder. Korean multivitamin price comparisons routinely publish exact per-tablet won pricing across major brands, revealing a nearly 20x price spread (33 won to 652 won per tablet) for products that often meet the same government-mandated health-functional-food standard.
What we've found so far: Independent Korean reviews compute per-tablet pricing across 5+ major brands (종근당, 고려은단, 일양약품, 99바이탈) all certified under Korea's MFDS health-functional-food mark.
Open research: Get formulation-level ingredient comparisons across the cheapest and most expensive brands to see what, if anything, actually differs beyond price; interview MFDS on certification rigor.