Limidax(TM) XR is a cognitive enhancer designed to provide short and long-term benefits for brain function. This includes improved focus, concentration, and memory. Limidax is the best brain supplement on the market because Limidax incorporates ten powerful, all-natural ingredients with real scientific research studies within the Limidax blend. Limidax is also the only product to use LIMIDAX Smart Dosing(TM) Microencapsulation Technology to deliver maximum cognitive benefits. This innovative approach allows for a sustained release profile along with improved delivery. Our multiple targeted release points enables Limidax to start working within 30 minutes to an hour after consumption, while also lasting up to 12 hours! Limidax is all-natural and does not use Gluten, GMO's, artificial coloring, or preservatives. All Limidax orders come with a 30-Day Satisfaction Guarantee.