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Displaying 61 to 75 of 859 products View: Showcase | List [1]    < Previous    3  |  4  |  5  |  6  |  7    Next >    [58]
L-Arginine & L-Ornithine Fuel  
L-Arginine & L-Ornithine Fuel - Twinlab
          Twinlab L-Arginine and L-Ornithine delivers 2 complementary free form amino acids in one easy to swallow capsule. L-Arginine is a precursor of nitric oxide, which increases blood flow and may aid in the delivery of important nutrients to working muscles and assist with metabolic waste product removal. L-Ornithine is synthesized from Arginine and is a precursor of citrulline, proline and glutamic a... [Read More]
  Suggested: $31.33

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$17.79

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L-Arginine & L-Ornithine  
L-Arginine & L-Ornithine - Twinlab
          TwinLab L-Arginine & L-Ornithine capsules are easier to swallow and assimilate. Well tolerated by most highly allergic individuals.No tablet binders, coating or colorings.Free of most common allergens such as corn, yeast, rice, barley, wheat, lactose (milk sugar) and all milk, citrus, fish and egg products.No added flavorings, sugars, salt, artificial sweeteners, colorings, preservatives or salicy... [Read More]
  Suggested: $23.95

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$13.39

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L-Arginine L-Citrulline Complex  
MAP
L-Arginine L-Citrulline Complex - Source Naturals
          L-Arginine and L-citrulline are two amino acids bundled into a single powerful supplement. L-Arginine is an important factor in muscle metabolism and is a precursor for nitric oxide, which promotes increased circulation by relaxing blood vessels. L-Citrulline helps the body rid itself of ammonia, a by-product of exercise. This clearing enables the body to recover after a workout.
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10 tablet:   $2.59 Add to Cart
60 tablet:   $8.89 Add to Cart
120 tablet:   $15.49 Add to Cart
240 tablet:   $31.39 Add to Cart
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Optimized Carnitine with Glycocarn  
Optimized Carnitine with Glycocarn - Life Extension
          Diminished cellular energy production is an inevitable consequence of aging. As adults mature, the cellular power plants known as the mitochondria become dysfunctional. The resulting slowdown in energy production manifests in numerous health problems. Nutritional researchers have discovered that the amino acid carnitine promotes the burning of fat for fuel in the mitochondria, thus promoting youth... [Read More]
  Suggested: $31.57

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$19.49

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L-Carnosine  
L-Carnosine - Futurebiotics
          500 mg per Vegetarian Capsule Amino Acid Supplement Beta-Alanine and Histidine Dipeptide 500 mg of L-Carnosine per vegetarian capsule L-Carnosine is a dipeptide consisting of two amino acids histidine and beta-alanine. L-Carnosine is naturally produced in the body by the enzyme carnosine synthetase and is highly concentrated in the brain, muscle and other tissues. As we age, natural production o... [Read More]
  Suggested: $46.99

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$34.39

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L-Lysine  
L-Lysine - Anabol Naturals
          L-Lysine for Athletic Performance, Longevity and Healthy Aging Anabol Naturals' L-Lysine is a pharmaceutical grade pure crystalline, free from amino acid which is needed for growth and to help maintain nitrogen balance in the body. L-Lysine is an essential amino acid which cannot be made by the body and must be supplied by diet or supplements. L-Lysine supplementation increases the absorption of... [Read More]
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100 capsule:   $6.79 Add to Cart
500 capsule:   $20.89 Add to Cart
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L-Lysine Crystalline Powder  
L-Lysine Crystalline Powder - Anabol Naturals
          L-Lysine for Athletic Performance, Longevity and Healthy Aging Anabol Naturals' L-Lysine is a pharmaceutical grade pure crystalline, free from amino acid which is needed for growth and to help maintain nitrogen balance in the body. L-Lysine is an essential amino acid which cannot be made by the body and must be supplied by diet or supplements. L-Lysine supplementation increases the absorption of... [Read More]
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100 gram:   $5.49 Add to Cart
500 gram:   $18.49 Add to Cart
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L-Lysine  
MAP
L-Lysine - Source Naturals
          L-Lysine is an essential free-form amino acid which acts as a precursor for several other amino acids, including L-carnitine (needed for fat metabolism). L-Lysine is crucial to the formation of collagen, a major part of the body's connective tissues. L-Lysine also contributes to energy production when converted to acetyl coenzyme A, one of the principal fuels for the Krebs Cycle.
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50 tablet, 500 mg:   $3.69 Add to Cart
50 tablet, 1000 mg:   $4.09 Add to Cart
100 tablet, 500 mg:   $4.99 Add to Cart
100 capsule, 500 mg:   $4.99 Add to Cart
3.5 oz:   $4.99 Add to Cart
100 tablet, 1000 mg:   $7.39 Add to Cart
200 capsule, 500 mg:   $8.99 Add to Cart
250 tablet, 500 mg:   $10.79 Add to Cart
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L-Lysine  
MAP
L-Lysine - Country Life
          L-Lysine is an essential amino acid necessary for growth, development, tissue maintenance and repair. Lysine is an essential amino acid, which means that it is necessary to human health but cannot be manufactured by the body. Lysine is significant for proper growth and it plays an essential role in the production of carnitine, a nutrient in charge for converting fatty acids into energy and h... [Read More]
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50 capsule:   $4.49 Add to Cart
100 capsule:   $7.79 Add to Cart
250 capsule:   $13.39 Add to Cart
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L-Lysine  
L-Lysine - 4AllVitamins
          L-Lysine is an essential amino acid which the body is unable to synthesize. It is an important amino acid found mostly in foods of animal origin and therefore usually low in individuals on vegan/vegetarian type diet. Lysine is essential for healthy collagen. Collagen is the underlying structural material of all soft tissue in the body. This makes lysine important for the production of healthy ... [Read More]
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100 tablet, 1000 mg:   $6.89 Add to Cart
250 tablet, 500 mg:   $9.89 Add to Cart
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L-Arginine  
MAP
L-Arginine - Source Naturals
          L-Arginine is a crystalline, free-form amino acid. It is an important factor in muscle metabolism and works to transport, store, and excrete nitrogen. It is a precursor for nitric oxide, which promotes increased circulation by relaxing blood vessels.
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50 tablet:   $4.19 Add to Cart
100 tablet:   $6.88 Add to Cart
3.53 oz:   $8.75 Add to Cart
200 tablet, 500 mg:   $12.99 Add to Cart
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L-Proline/L-Lysine  
MAP
L-Proline/L-Lysine - Source Naturals
          L-Lysine is one of the 9 essential amino acids that cannot be made in the body. It is the basic raw material for carnitine synthesis. L-Proline can be made in the body, but low protein/vegetarian diets may not always promote optimal L-proline production. L-Lysine and L-proline amino acids are the precursors of hydroxylysine (HL), and hydroxyproline (HP), two constituents of collagen. Collagen is a... [Read More]
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60 tablet:   $6.30 Add to Cart
120 tablet:   $11.57 Add to Cart
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L-Tyrosine Powder  
L-Tyrosine Powder - NOW
          Neurotransmitter SupportPharmaceutical Grade (USP)Supports Mental AlertnessHealthy Glandular Function* L-Tyrosine is a non-essential amino acid that plays an important role in the production of neurotransmitters dopamine and norepinephrine. In addition, because L-Tyrosine is necessary for the synthesis of thyroid hormone and epinephrine (adrenaline), L-Tyrosine supports healthy glandular function... [Read More]
  Suggested: $16.99

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$10.89

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Suntheanine L-Theanine  
Suntheanine L-Theanine - Doctor's Best
          Doctor's Best Suntheanine L-Theanine contains 100% Suntheanine, a patented pure form of the amino acid L-theanine produced in Japan from green tea leaves. This award-winning brand of theanine has been the subject of numerous safety studies and human clinical trials. One of green tea's natural health-promoting compounds, L-theanine (y-glutamylethylamide) is synthesized in the roots of tea plants an... [Read More]
  Suggested: $28.99

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$19.49

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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

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$22.99

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Displaying 61 to 75 of 859 products [1]    < Previous    3  |  4  |  5  |  6  |  7    Next >    [58]
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L-5-HTP
L-5-HTP
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