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Doctor's Best

Items 1 to 24 of 31 total
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5-HTP  
5-HTP - Doctor's Best
          Doctors Best 5-HTP (5-hydroxy L-tryptophan) is a naturally occurring metabolite of the amino acid tryptophan. 5-HTP is converted in the brain to serotonin, a neurotransmitter substance found at the junctions (synapses) between neurons.Dr 5-HTP helps maintain mental and emotional well-being and promotes healthy sleep. Best 5-HTP is extracted from the seeds of the Griffonia simplicifolia plant.5-hyd... [Read More]
 
Suggested: $29.99
$10.02
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Acetyl-L-Carnitine  
Acetyl-L-Carnitine - Doctor's Best
          Doctor's Best Acetyl-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 neurotransmitter for brain and nerve cell function. The Acetyl-L-Carnitine in this product is derived from a base of pharmaceutical grade L-Carnitine man... [Read More]
 
Suggested: $39.99
$15.00
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Agaricus Blazei  
Agaricus Blazei - Doctor's Best
          Agaricus blazei is a medicinal mushroom that contains a special class of polysaccharides known as "beta glucans". Studies show beta glucans stimulate activity of natural killer (NK) cells, which are an important part of the immune system. The Agaricus blazei in Doctor's Best Best Agaricus blazei is extracted with the preferred hot water/alcohol method to increase its digestibility and enhance bioa... [Read More]
 
Suggested: $32.99
$18.38
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Alpha Lipoic Acid  
Alpha Lipoic Acid - Doctor's Best
          Doctor's Best Best Alpha Lipoic Acid (ALA, thioctic acid) is a naturally occurring vitamin-like nutrient that has been intensely investigated as a therapeutic agent for a variety of conditions involving the body's nervous, cardiovascular, immune, and detoxification systems. It exists as two enantiomers or stereoisomers: R-(+)-lipoic acid (RLA) and S-(-)-lipoic acid (SLA). It is produced in small a... [Read More]
 
Suggested: $39.99
$27.56
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Best D-Ribose  
Best D-Ribose - Doctor's Best
          Doctor's Best Best Ribose is an essential pentose (5-carbon) sugar utilized by the body to synthesize DNA, RNA and produce energy. Ribose is a fundamental building block of adenosine triphosphate (ATP - the substance in which the body stores intracellular energy), the preferential source of energy for skeletal muscle and heart tissue. Studies have shown that ribose supplementation can enhance card... [Read More]
 
Suggested: $49.99
$27.84
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Best MSM 1500  
Best MSM 1500 - Doctor's Best
          Doctor's Best MSM supplies pure crystalline MSM (methylsulfonylmethane), a naturally-occuring source of organic sulfur that is easily absorbed and used by the body. Taken up from the soil by plants, MSM found in foods is largely lost during food processing, storage and cooking. MSM supports organ and joint function by donating sulfur for maintenance of healthy connective tissue. MSM helps keep ski... [Read More]
 
Suggested: $14.99
$7.38
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Carnosine  
Carnosine - Doctor's Best
          Carnosine is a dipeptide (two amino acids bonded together) that occurs naturally, concentrated in the brain and muscles, and has a uniquely broad range of protective properties. It helps neutralize free radicals of oxygen and nitrogen, can sequester ("chelate") potentially toxic metal atoms, and is a key metabolic buffer within cells. This versatile nutrient is linked to stress adaptation and heal... [Read More]
 
Suggested: $49.99
$27.58
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Curcumin C3 Complex With BioPerine  
Curcumin C3 Complex With BioPerine - Doctor's Best
          Doctor's Best Best Curcumin C3 Complex with BioPerine contains a potent standardized extract of Curcuma longa root, commonly known as turmeric. Turmeric is the yellow spice that gives flavor to curried dishes. The herb has been used in the Ayurvedic healing tradition for centuries as a folk remedy. The active ingredients in Curcuma longa are plant substances called curcuminoids, compounds that dem... [Read More]
 
Suggested: $99.99
$50.22
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Curcumin Phytosome Featuring Meriva  
Curcumin Phytosome Featuring Meriva - Doctor's Best
          Curcumin nutrients (curcumin, demethoxycurcumin, bisdemethoxycurcumin) are usually poorly absorbed when taken by mouth. Phytosome proprietary technology solves this problem. In Curcumin Phytosome featuring Meriva, each curcuminoid molecule is individually complexed with molecules of the vital cell membrane nutrient phosphatidylcholine (PC). By facilitating curcumins' entry into human cells and tis... [Read More]
 
Suggested: $72.99
$40.65
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DHA 500 From Calamari  
DHA 500 From Calamari - Doctor's Best
          DHA (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, immunity and wound healing, and all the organ functions. Best DHA 500 from Calamari is produced from sustainably harvested squid, and double molecularly ... [Read More]
 
Suggested: $73.99
$38.97
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Digestive Enzymes All Vegetarian  
Digestive Enzymes All Vegetarian - Doctor's Best
          Doctor's Best Digestive Enzymes All Vegetarian is a uniquely formulated, full-spectrum high potency digestive enzyme blend created to complement and support the body's own digestive capacities. Each capsule provides the body with enzymes designed to optimally aid the digestion of fats, proteins and carbohydrates present in cooked and raw food. The formula supplies the added support of alpha- galac... [Read More]
  Available Options
90 capsule, 1 pack:   $22.27 Add to Cart
90 capsule, 2 pack:   $44.54 Add to Cart
90 capsule, 3 pack:   $73.99 Add to Cart
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Double Strength SAMe 400  
Double Strength SAMe 400 - Doctor's Best
          Doctor's Best SAMe contains 400 mg of active SAMe in each tablet. Doctor's Best utilizes only the highest quality Italian SAMe available on the market. This ensures that you receive the most potent SAMe product with the highest percentage of the active S,S form per serving, bar none. S-Adenosyl Methionine (SAMe) is derived from the amino acid methionine and is one of the most important methyl dono... [Read More]
  Available Options
30 Tablet:   $22.27 Add to Cart
60 tablet:   $40.09 Add to Cart
120 tablet:   $81.18 Add to Cart
3 x 60 tablet:   $120.26 Add to Cart
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Glucosamine Chondroitin MSM  
Glucosamine Chondroitin MSM - Doctor's Best
          Doctor's Best Glucosamine Chondroitin MSM contains pure Glucosamine Chondroitin MSM, as confirmed by HPLC testing. Glucosamine Chondroitin MSM consists of glucosamine, an amino sugar extracted from "chitin," a component of shellfish skeletons. ("Chitin," the resilient polysaccharide that forms the structural framework of animal shells, is a long-chain polymer consisting of many glucosamine molecul... [Read More]
  Available Options
120 capsule:   $14.48 Add to Cart
240 capsule:   $23.09 Add to Cart
360 capsule:   $36.75 Add to Cart
2 x 240 capsule:   $46.18 Add to Cart
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High Absorption CoQ10  
High Absorption CoQ10 - Doctor's Best
          Doctor's Best High Absorption CoQ10 contains pure, vegetarian coenzyme Q10 plus BioPerine. CoQ10 is a nutrient that supports heart function and promotes energy production in cells. BioPerine, an standardized herbal extract derived from black pepper fruit, promotes absorption of nutrients in the GI tract. Preliminary studies have shown that BioPerine increases CoQ10 absorption. High Absorption CoQ1... [Read More]
  Available Options
30 capsule, 100 mg:   $6.13 Add to Cart
60 capsule, 100 mg:   $10.58 Add to Cart
60 gelcap, 100 mg:   $11.79 Add to Cart
60 capsule, 200 mg:   $16.70 Add to Cart
120 capsule, 100 mg:   $18.93 Add to Cart
120 gelcap, 100 mg:   $18.37 Add to Cart
2 x 60 capsule, 200 mg:   $39.22 Add to Cart
3 x 60 capsule, 200 mg:   $61.66 Add to Cart
3 x 120 gelcap, 100 mg:   $55.12 Add to Cart
4 x 60 capsule, 200 mg:   $81.64 Add to Cart
180 gelcap, 400 mg:   $69.60 Add to Cart
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Hyaluronic Acid With Chondroitin Sulfate  
Hyaluronic Acid With Chondroitin Sulfate - Doctor's Best
          Doctor's Best Hyaluronic Acid with Chondroitin Sulfate contains patented BioCell Collagen II. BioCell Collagen II is sourced from chicken sternal cartilage and provides bioavailable, low molecular weight hyaluronic acid. It is standardized to contain 10% Hyaluronic Acid, 20% Chondroitin Sulfate, and 60% Collagen Type II. Hyaluronic Acid and Collagen are vital structural components of the skin that... [Read More]
 
Suggested: $59.99
$32.02
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L-Carnitine Fumarate  
L-Carnitine Fumarate - Doctor's Best
          Doctor's Best Best L-Carnitine Fumarate helps the body burn fat for energy and maintain normal cardiovascular health. L-Carnitine is a nutrient that promotes energy production in cells by transporting fatty acids into the mitochondrion, an intracellular structure that generates metabolic energy in the form of ATP. In this role, L-carnitine helps the body efficiently metabolize fat. Fumarate is a n... [Read More]
 
Suggested: $64.99
$36.20
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L-Tryptophan  
L-Tryptophan - Doctor's Best
          Doctor's Best L-Tryptophan products contain Ajinomoto TryptoPure. Tryptophan is an essential amino acid readily converted by the body to the neurotransmitter serotonin. Able to cross the blood-brain barrier, L-tryptophan is altered by enzymes to first form the intermediate amino acid 5-HTP and then serotonin. It is also the metabolic precursor to melatonin and to the B vitamin niacin. Supplementin... [Read More]
 
Suggested: $33.99
$17.05
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Magnesium l-Threonate  
Magnesium l-Threonate - Doctor's Best
          Doctor's Best Brain Magnesium is a breakthrough for brain health. It supplies magnesium l-threonate (Magtein), a unique magnesium compound for delivering magnesium to the brain. Doctor's Best Brain Magnesium is essential for the brain connections (synapses) that facilitate learning, memory, attention, and all other brain functions. The l-threonate salt in Brain Magnesium extends the action of mag... [Read More]
 
Suggested: $49.99
$27.84
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Nattokinase  
Nattokinase - Doctor's Best
          Nattokinase is an enzyme derived from "natto", a traditional fermented soy food popular in Japan. During the natto production process B. subtilis natto, a friendly bacteria, ferments boiled soybeans, releasing nattokinase. Best Nattokinase contains pure nattokinase enzyme with all Vitamin K removed. Doctor's Best Nattokinase (2000FU) 90VC contains 2,000 fibrinolytic units, which refers to the enzy... [Read More]
 
Suggested: $65.99
$36.75
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Natto-Serra  
Natto-Serra - Doctor's Best
          Best Natto-Serra is a combination of two naturally occurring proteolytic enzymes that have been researched for decades: serrapeptase (technically serratiopeptidase) and nattokinase. Proteolytic enzymes, as the term implies, break down proteins. Serrapeptase was first isolated from the non-pathogenic serratia bacteria species strain e15 by Japanese researchers in 1966. Serratia e15 was discovered i... [Read More]
 
Suggested: $42.99
$21.87
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Natural Vitamin K2 Featuring Mena Q7  
Natural Vitamin K2 Featuring Mena Q7 - Doctor's Best
          Doctor's Best Natural Vitamin K2 featuring MenaQ7 contains pure MenaQ7, the superior form of vitamin K for optimum bioavailability and delivery to the body. MenaQ7 is purified from natto, a traditional Japanese breakfast food made of fermented soybeans that is naturally rich in Vitamin K2. Not just a single vitamin, Vitamin K is a family of fat-soluble vitamins with similar structures, but differe... [Read More]
 
Suggested: $19.99
$8.91
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Phosphatidyl Serine  
Phosphatidyl Serine - Doctor's Best
          Doctor's Best Phosphatidyl Serine provides the essential brain nutrient phosphatidylserine in a matrix of other phospholipids and cofactors. Phosphatidylserine and other phospholipids are structural components of brain neurons that can enhance cell-to-cell communication. Studies have shown the ability of supplemental phosphatidylserine to support healthy cognitive function. It may enhance healthy ... [Read More]
 
Suggested: $54.99
$30.63
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Pure Way-C  
Pure Way-C - Doctor's Best
          Doctor's Best PureWay-C Sustained Release Vitamin C is a unique form of the essential nutrient vitamin C that contains vitamin C lipid metabolites. In fact, Doctor's Best PureWay-C Vitamin C is the most advanced form of vitamin C available. Doctor's Best PureWay-C has been studied in comparison to several other well-known forms of vitamin C. Laboratory studies show that Doctor's Best PureWay-C has... [Read More]
 
Suggested: $13.99
$6.88
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PycnoBrain Complex  
PycnoBrain Complex - Doctor's Best
          PycnoBrain Complex combines sustainably harvested Pycnogenol with taurine, a fundamental ORTHO1 nutrient with its own array of brain benefits. Pycnogenol is a standardized complex of highly active plant substances with many health benefits documented by clinical research. Enhances attention, concentration, memory, and other cognitive functions in children, students and the elderly Promotes blood... [Read More]
 
Suggested: $54.99
$30.33
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