L-Tryptophan 500mg from Source Naturals The essential amino acid L-tryptophan helps support relaxation, restful sleep, and feeling better. It plays a part in the synthesis of both melatonin and seratonin , hormones involved with mood and stress response. L-Tryptophan also s upports immune fun... Read more

$20.00 - $57.00

NOW Super Colostrum combines Colostrum with the herbal ingredients, Larch Arabinogalactan, Olive Leaf and Astragalus to maximize immune system support. Colostrum is rich in immunoglobulins IgG, IgM and IgA, which are important immunological proteins for both animals and humans. In addition, NOW ha... Read more

$10.00 - $16.00

Glucosamine Sulfate is a naturally occurring amino sugar, which forms the building blocks of vital compounds called mucopolysaccharides. Mucopolysaccharides are necessary for the construction and maintenance of virtually all connective tissue and lubricating fluid in the body, including tendons, li... Read more

$18.00 - $35.00

Propolis 500 mg - 100 CapsNOW Raw Bee Propolis is collected from domestic and overseas beekeepers and is one of the richest sources of bioflavonoids known. Bees collect the propolis from the resin of certain select trees and use it to line the hive.Serving Size:2 capsulesFree of:ye... Read more

$4.88 - $14.76

Dietary Supplement that promotes healthy skin. Health From The Sun BLACK CURRANT 500 is an Essential Fatty Acid [EFA] nutritional oil that naturally supplies a unique amount of omega-6 Gamma-Linolenic Acid [GLA] plus omega-3 Alpha-Linolenic Acid {ALA] and omega-3 Stearidonic Acid. ... Read more

$23.00 - $412.00

Hypoallergenic/Vegetarian/Kosher A sulfur containing essential amino acid necessary for the formation of collagen and carnitine. It helps in the breakdown of fat. B-6 aids in the utilization of Methionine** ... Read more

$5.41 - $10.29

L-Arginine is an important factor in muscle metabolism and works to transport, store, and excrete nitrogen. ... Read more

$6.00 - $103.00

SAMe is a supplement formed in the body by an enzymatic reaction between adenosine-triphosphate (ATP) and methionine. It was discovered in 1952 in Italy and has been researched and manufactured there. SAMe works closely with folic acid and vitamin B-12 and functions as a methyl donor. This nutrie... Read more

$35.00 - $49.00

Spirulina are blue-green microalgae with high nutritional value. They are especially rich in protein, beta carotene, and chlorophyll, and provide one of the few natural food sources of vegetarian vitamin B-12. ... Read more

$8.00 - $17.00

Eleuthero Root (Eleutherococcus senticosus) is known as an adaptogen, meaning it helps to protect against the effects of physical and mental stress.* The Eleuthero Roots used in our capsules are carefully picked for their high Eleutheroside content. Elutherosides are the active components in Eleut... Read more

$7.00 - $116.00

Hypoallergenic/Kosher A non-essential amino acid that aids in fat metabolism. B-6 aids in the utilization of Taurine. ... Read more

$4.00 - $72.00

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$5.00 - $74.00

Many of today's bulking agents and internal cleansers produce noticeable and seemingly beneficial effects. However, it is important to proceed with care when using such products. While most are beneficial for elimination, they can impair assimilation, or may include dependency-forming laxative agent... Read more

$10.00 - $14.00

Reishi mushroom is one of the most highly prized botanicals of Chinese herbalism. Traditionally it was used as a general tonifier for preserving health and promoting longevity, as well as for promoting mental well-being. Modern pharmacological research has identified more than 100 oxygenated lanosta... Read more

$13.00 - $22.00

Burdock Root (Arctium lappa) ia a biennial herb native to Europe and Asia. It is a popular herb in traditional folk medicine, and is still consumed in Japan as a vegetable called "gobo". Burdock is listed in the German Commission "E" Monographs. ... Read more

$3.00 - $44.00

Colostrum is the nourishing and life-giving fluid produced by mammals as food for the newborn in the few days after birth, before milk production begins. This unique, bovine-derived food supplement is rich in a variety of biologically active proteins, including immunoglobulins. ... Read more

$9.00 - $18.00

Holy basil (known as tulsi in Ayurveda) is one of the primary botanicals used in India for reducing the negative effects of stress by lowering cortisol production in the adrenals. In vitro research shows the ursolic acid in holy basil inhibits COX-2, an inflammatory enzyme. As a powerful adaptogen,... Read more

$5.51 - $13.95

Amino Acid SupplementSource Naturals - L-Lysine, 500 mg, 200 CapsulesL-LYSINE is an essential free-form amino acid, which acts as a precursor for 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 conne... Read more

$8.00 - $22.00

Life revolves around one simple premise ? we need energy to live. And while energy comes from a wealth of sources, the transfer and utilization of long chain fatty acids plays a vital role in this crucial process. NOW Acetyl L-Carnitine (ACL) does exactly that. As we age, our natural production o... Read more

$18.00 - $192.00

FREE Shipping on $50 purchase or more within continental U.S. Super Selection. Super Low Prices. Super Specials. We carry 1318 products from Source Naturals. Up to 70% off. More than 20,000 products. More than 400 brands at The Vitamin Shoppe. Sku# SR-5530 KW: vitaminshoppe > Nutrition ... Read more

$14.00 - $31.00