Rule
This market resolves YES if a sleep aid supplement other than Melatonin, Magnesium, or Valerian is reported as the top-selling product by US retail dollar sales in the sleep aid category for calendar year 2026, per major trade press (BevNET, FoodDive, NOSH) or business press (Bloomberg, Reuters, WSJ, Forbes) citing industry analysis or company disclosures. NO if Melatonin, Magnesium, or Valerian remains top-selling, or if no verifiable public reporting confirms an alternative leader by market close.
Source: https://www.spins.com/
Resolves by Apr 28, 2027.
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