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Research demonstrates improvements in sleep onset latency, total sleep duration, sleep efficiency, and subjective sleep quality ratings without next-day drowsiness, cognitive impairment, or tolerance development

Importantly, the MHRA has issued a safety warning that high-dose biotin supplements can interfere with certain laboratory assays, potentially producing misleading blood test results

High-quality supplements undergo strict quality control and safety testing

Avoid mega-dosing without medical supervision, and remember that more is not necessarily betterthe body's absorption capacity is limited, and excess is simply excreted