Vitamins & Natural Health

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..

Doctor's Best Stabilized R-Lipoic Acid 100mg 60 CapsulesAlpha-lipoic acid (ALA) is a sulfur–containing fatty acid that functions as a co-enzyme in the metabolism of carbohydrates and in this way is similar to B-complex vitamins. ALA functions as both a water and fat soluble antioxidant. It is a..

Doctor's Best Real Krill 350mg 60 SoftgelsReal Krill is a 100 percent authentic product from sustainably harvested Antarctic Krill. It provides omega-3 EPA and DHA linked into phospholipids, together with the versatile protective carotenoid astaxanthin. These nutrients are vital lipids, building blo..

Doctor's Best Quercetin Bromelain 180 CapsulesQuercetin Bromelain supplies the flavonoid quercetin extracted from seed pods of the Dimorphandra mollis plant.Flavonoids are potent protective nutrients found in many plants and foods. Bromelain is an enzyme derived from pineapple.Quercetin helps ensure..

Doctor's Best Proteolytic Enzymes Delayed Release 90 CapsulesDoctor’s Best Proteolytic Enzymes provides a broad spectrum of vegetarian proteolytic enzymes that provide support for muscle, joint, and overall tissue health. Proteolytic enzymes aid the body in digestion and convert proteins into their ..

Doctor's Best PQQ with BioPQQ 20mg 30 CapsulesWhat is PQQ?Promotes healthy mitochondrial functionDoctor’s Best PQQ with BioPQQ™ promotes mitochondrial biogenesis and survival and energy production. BioPQQ™ contains pyrroloquinoline quinone, a polyphenol nutrient that is an antioxidant and cell regul..

Doctor's Best PepzinGI Zinc L-Carnosine Complex 120 CapsulesWhat is Doctor’s Best PepZin GI?Doctor’s Best PepZin GI® is a complex of zinc and L-Carnosine which is beneficial in supporting healthy gastric function. PepZin GI® acts by supporting the integrity of stomach cells and promotes healthy mucu..

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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 L-Theanine with Suntheanine 150mg 90 CapsulesL-theanine with Suntheanine is an amino acid derived from green tea (produced in Japan) that is responsible for the relaxation-inducing effect of tea consumption. L-theanine is synthesized in the roots of tea plants and transported to t..

Doctor's Best L-Carnitine Fumarate 855mg 60 CapsulesL-Carnitine Doctor’s Best L-Carnitine Fumarate helps the body burn fat for energy and helps maintain a healthy heart and cardiovascular system. L-Carnitine is a nutrient that promotes energy production in cells by transporting fatty acids into the ..