It’s important to use a high quality well manufactured form of Magnesium L Threonate to avoid cheap binders and allergens. Testimonials speak to improved memory, mental focus, energy levels and clarity. These improved brain functions, along with the fact that magnesium supports a large number of physiological functions, bone health, energy and metabolism, just to name a few, have made magnesium L Threonate a favorite new form of magnesium. nutrient and magnesium-taurate is the best absorbed form of magnesium. Animal studies have shown that Magnesium L Threonate (trademarked under the name Magtein ™) increased learning ability, working memory and both short and long term memory. Learn what to look for to choose the best vitamin K supplement and find out which products. Mercola correctly points out that many forms of calcium commonly found in. It has been shown in animal studies to cross the blood-brain barrier and penetrate cell membranes while having no laxative effect. One of the newer and emerging types of magnesium is called Magnesium L Threonate, a magnesium salt of L-threonic acid which is a vitamin C metabolite. It can be confusing when deciding which form of magnesium is best for you. There is no such thing as a 100% magnesium supplement because magnesium needs to be bound to another substance and that substance will affect bioavailability, absorption and its stool softening or laxative effect. Magnesium is one of the body’s most abundant minerals and estimates suggest that up to 80% of Americans don’t get enough of this mineral.