Promote sharp thinking, focus and recall with this high-absorption magnesium formula shown to boost magnesium levels in the brain and support cognitive performance, especially in older adults. It features MIT-developed, patented Magtein^®, a revolutionary, clinically backed form of magnesium L-threonate shown to boost magnesium levels in the brain and promote executive function, working memory and concentration. This pure magnesium L-threonate delivers optimal bioavailability, crossing the blood-brain barrier and penetrating cell membranes to help protect against age-related cognitive decline. NAOMI Magnesium Threonate is easy to digest and gentle on your stomach.