Cognitive Function / Cognitive Disorder

Doctor's Best Acetyl-L-Carnitine 500mg 60 CapsulesAcetyl-L-Carnitine (ALC) is a naturally occurring form of L-Carnitine, a vitamin-like nutrient synthesized in the body from the amino acids lysine and methionine. ALC plays a key role in the production of acetylcholine, an important neurotransmi..

Doctor's Best Alpha-Lipoic Acid 600mg 60 CapsulesWhat is Alpha-Lipoic Acid?‘The universal antioxidant’ Alpha-lipoic acid is a sulfur-containing fatty acid that performs vitamin-like roles in the body. It functions as a co-enzyme in the metabolism of carbohydrates and is required for synthesis o..

Doctor's Best Brain Magnesium 50mg 90 CapsulesBrain Magnesium supplies magnesium l-threonate (Magtein™), a unique magnesium compound for delivering magnesium to the brain. Magnesium is essential for the brain connections (synapses) that facilitate learning, memory, attention, and all other brai..

Doctor's Best Carnosine 500mg 90 CapsulesBest Carnosine supplies 500 mg of carnosine (L-carnosine), a versatile nutrient for supporting health from the level of individual cells up to the body as a whole. Carnosine is a dipeptide, two amino acids bonded together, (beta-alanine bonded with L-his..

Doctor's Best DHA 500 from Calamari 500mg 180 SoftgelsDHA (Docosahexaenoic Acid, omega-3) is a building block for the cell membranes that manage life processes.This vitamin-like nutrient and others metabolically derived from it are vital to mental performance, heart and blood vessel health, vision, ..

Doctor's Best Extra Strength Ginkgo 120mg 120 CapsulesExtra Strength Ginkgo Extract supplies premium quality Ginkgo biloba standardized extract, guaranteed to contain a minimum 24% flavone glycosides and 6% terpene lactones, as verified by independent laboratory analysis. This Ginkgo Extract is..

Doctor's Best Fast Acting Arginine Complex 750mg 60 TabletsWhat is Fast Acting Arginine Complex with Nitrosigine?Nitrosigine is a patented ingredient of arginine silicate. It has been clinically shown to significantly boost nitric oxide (NO) levels, a key factor in increasing blood flow to work..

Doctor's Best L-Arginine Pure Powder 300gWhat is L-Arginine Powder?Doctor’s Best L-Arginine Powder helps support athletic endurance and helps boost nitric oxide production. L-Arginine is a necessary precursor to creatine which helps supply energy to all of the cells of the body. L-Arginine..

Doctor's Best L-Tyrosine 500mg 120 CapsulesWhat is L-Tyrosine? Doctor’s Best Tyrosine is a conditionally essential amino acid that is a precursor to the catecholamine transmitters, dopamine, epinephrine, and norepinephrine. These are vital messengers for the brain and the body’s other nerve networks..

Doctor's Best SAM-e 200mg 60 TabletsSAMe is a natural substance found throughout the body that is synthesized from the amino acid Methionine and is one of the most important methyl donors in the central nervous system. Methylation is an essential process in ensuring the proper function of a number o..