Sales of supplements, which typically contain multiple ingredients, are outselling main-ingredient vitamins (think: vitamin C or D capsules), according to data from NielsenIQ.

Why it matters: Consumers are pouring more money into products promising weight loss, sleep and stress relief — part of a bigger global shift toward spending on wellness.

Zoom out: Globally, 82% of consumers say health product labels need to be more transparent, and a quarter cite lack of trust in effectiveness as a barrier to healthier choices, according to NIQ's Global Health & Wellness Trends report.

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