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This reflects its significant presence in pharmaceutical and research sectors

The bright yellow to fluorescent green color sometimes seen when taking nutritional supplements is primarily caused by some excess nutrients being excreted (particularly riboflavin and other B vitamins), and it may continue to vary in color based on your hydration and nutritional need

Akinori A, Yutaka T, Yuko S, Takeharu Y

If you normally have migraines on a fairly regular basis (e.g., a couple of times a month), keep track on a calendar to see if your migraine frequency decreases with riboflavin

Always consult a qualified healthcare professional for personal health decisions.