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DONGYU USI is a distributor of amino acids, L-carnitine, herbal extracts, vitamins, and nutritional supplements. Their products find application as sweeteners, supplements, preservatives, acidulants, and antioxidants, among much more. The company's goal is to provide the highest quality products and provide current and reliable market information and insights.
171 Resultados
L-Glutamic Acid HCl DONGYU USI L-Glutamic Acid HCl is supplied as white crystals or crystalline powder that is freely soluble in water and alcohol.
L-Glutamine AKG (2:1) DONGYU USI L-Glutamine AKG (2:1) is supplied as a white crystalline powder.
L-Glutamine (FCC) DONGYU USI L-Glutamine (FCC) is a whitish crystalline powder that is soluble in cold water.
L-Glutathione Reduced DONGYU USI L-Glutathione Reduced is a white crystalline powder that is partially soluble in cole and hot water, but insoluble in methanol and diethyl ether.
L-Histidine Base DONGYU USI L-Histidine Base is a white or almost white crystalline powder that is soluble in water.
L-Histidine HCL DONGYU USI L-Histidine HCL is supplied as white crystals or crystalline powder that is freely soluble in water and alcohol.
L-Isoleucine DONGYU USI L-Isoleucine is supplied as white crystals or crystalline powder that is slightly soluble in hot alcohol. It tastes slightly sweet at first, then bitter.
L-Leucine Instantized DONGYU USI L-Leucine Instantized is an essential α-amino acid used in the biosynthesis of proteins. This dietary amino acid has the capacity to directly stimulate muscle protein synthesis. This product is supplied as white crystals or crystalline powder with a sligh...veja mais L-Leucine Instantized is an essential α-amino acid used in the biosynthesis of proteins. This dietary amino acid has the capacity to directly stimulate muscle protein synthesis. This product is supplied as white crystals or crystalline powder with a slightly bitter taste. veja menos
L-Leucine (USP) DONGYU USI L-Leucine (USP) is an essential α-amino acid used in the biosynthesis of proteins. This dietary amino acid has the capacity to directly stimulate muscle protein synthesis. This product is supplied as a white or almost white crystalline powder that is solu...veja mais L-Leucine (USP) is an essential α-amino acid used in the biosynthesis of proteins. This dietary amino acid has the capacity to directly stimulate muscle protein synthesis. This product is supplied as a white or almost white crystalline powder that is soluble in cold water. veja menos
L-Lysine HCL (USP) DONGYU USI L-Lysine HCL (USP) is supplied as white crystals or crystalline powder that is soluble in cold water.
L-Malic Acid DONGYU USI L-Malic Acid is supplied as white crystals, or as a crystalline powder having a special acid taste. It is soluble in water and ethanol.
L-Methionine DONGYU USI L-Methionineis supplied as white crystals or crystalline powder that is soluble in water.
L-Norvaline DONGYU USI L-Norvaline is supplied as a white powder.
L-Ornithine α-ketoglutarate (1:1) DONGYU USI L-Ornithine α-ketoglutarate (1:1) is supplied as a white to yellowish crystalline powder.
L-Ornithine α-ketoglutarate (2:1) DONGYU USI L-Ornithine α-ketoglutarate (2:1) is supplied as a white to yellowish crystalline powder.
L-Ornithine HCL (AJI) DONGYU USI L-Ornithine HCL (AJI) is a white crystal or crystalline powder that is soluble in cold water.
L-Phenylalanine (USP) DONGYU USI L-Phenylalanine (USP) is a white crystal or crystalline powder that is sparingly soluble in water.
L-Proline DONGYU USI L-Proline is a white crystal or crystalline powder that is easily soluble in cold water.
L-Serine DONGYU USI L-Serine is supplied as white crystals or as a crystalline powder.
L-Theanine DONGYU USI L-Theanine is supplied as a white crystalline powder that is soluble in water.
L-Threonine DONGYU USI L-Threonine is supplied as white crystals that are soluble in water.
L-Tryptophan (USP) DONGYU USI L-Tryptophan (USP) is supplied as white to slightly yellowish-white crystals or crystalline powder, and it is slightly soluble in water.
L-Tyrosine (USP) DONGYU USI L-Tyrosine (USP) is supplied as a white crystalline powder of colourless crystals that are very slightly soluble in water.
L-Valine DONGYU USI L-Valine is supplied as almost odorless white crystals or crystalline powder.
Lutein P.E. (Marigold Flower P.E.) DONGYU USI Lutein P.E. (Marigold Flower P.E.) is supplied as a fine, red-yellow powder that is insoluble in cold and hot water.
Lycopene 5% DONGYU USI Lycopene 5% is supplied as a reddish powder with white starch spots.
Mecobalamin (Vitamin B12) 1% DCP DONGYU USI Mecobalamin (Vitamin B12) 1% DCP is supplied as a light pink powder that is partially soluble in cold and hot water.
Melatonin DONGYU USI Melatonin is supplied as an off-white powder with a characteristic odor.
Methyl Sulfonyl Methane DONGYU USI Methyl Sulfonyl Methane is supplied as a white crystalline powder that is easily soluble in cold water.
Milk Thistle Extract (Silymarin) 80% DONGYU USI Milk Thistle Extract (Silymarin) 80% is supplied as a fine yellow powder that is insoluble in water.
N-Acetly-L-Glutamine DONGYU USI N-Acetly-L-Glutamine is supplied as white crystals, or as a crystalline powder.
N-Acetyl-D-Glucosamine DONGYU USI N-Acetyl-D-Glucosamine is supplied as a white powder that is soluble in cold and hot water.
N-Acetyl-L-Cysteine DONGYU USI N-Acetyl-L-Cysteine is supplied as white crystals or crystalline powder.
N-Acetyl-L-Tyrosine (AJI) DONGYU USI N-Acetyl-L-Tyrosine (AJI) is an amino acid used as a dietary supplement for cognitive functions.
Niacin (USP) DONGYU USI Niacin (USP) is supplied as white crystals or crystalline powder that is partially soluble in cold water.
Niacinamide Powder (Vitamin B3) DONGYU USI Niacinamide Powder (Vitamin B3) is supplied as a white crystalline material that is freely soluble in water and in alcohol, and is soluble in glycerin.
Niacinamide (USP) DONGYU USI Niacinamide (USP) is a vitamin for human consumption, and can be taken in tablet or pill form. It is also used for food enrichment in such products as cereals, breads, crackers, and food products.
N.N-Dimethyl Glycine HCL DONGYU USI N.N-Dimethyl Glycine HCL is supplied as off-white crystals.
Non-Irradiated Chitosan DONGYU USI Non-Irradiated Chitosan is supplied as an off-white powder.
P-Amino Benzoic Acid DONGYU USI P-Amino Benzoic Acid is supplied as a white or off-white crystalline powder that is soluble in cold water, hot water, methanol, and diethyl ether.
Panax Ginseng P.E. DONGYU USI Panax Ginseng P.E. is supplied as a fine powder.
Pea Protein Isolate DONGYU USI Pea Protein Isolate is a vegetable protein obtained from Pisum Sativum. It can be used as an alternate to soy and whey proteins. This product is GMO-free, non-BSE, non-ETO, and non-irradiated. It can be used for a variety of nutritional applications.
Pine Bark P.E. DONGYU USI Pine Bark P.E. is supplied as a fine, reddish-brown powder.
Policosanol 90% Octacosanol 60% DONGYU USI Policosanol 90% Octacosanol 60% is derived from sugar cane wax, and is supplied as a white to off-white powder.
Pomegranate P.E. 40% DONGYU USI Pomegranate P.E. 40% is supplied as a fine gray powder.
Pregnenolone DONGYU USI Pregnenolone is supplied as a white crystalline powder that is insoluble in cold water.
Propionyl L-Carnitine HCl DONGYU USI Propionyl L-Carnitine HCl is supplied as a white powder.
Pyridoxal-5-Phosphate DONGYU USI Pyridoxal-5-Phosphate is supplied as a slightly yellow or off-white powder that is sparingly soluble in water/soluble in alkali-OH solution.
Quercetin DONGYU USI Quercetin is supplied as a fine yellow powder.
R-Alpha Lipoic Acid (USP) DONGYU USI R-Alpha Lipoic Acid (USP) is supplied as a yellowish crystalline powder.
Raspberry Ketones 4% DONGYU USI Raspberry Ketones 4% is supplied as a fine brown powder that is soluble in ethanol and water.
Resveratrol P.E. 98% DONGYU USI Resveratrol P.E. 98% is supplied as a white or off-white fine powder.
Rhodiola P.E. DONGYU USI Rhodiola P.E. is supplied as a fine, brownish yellow powder that is partially soluble in water.
Riboflavin 5’ Phosphate Sodium DONGYU USI Riboflavin 5’ Phosphate Sodium is supplied as an orange-yellow crystalline powder.
Riboflavin (Vitamin B2) DONGYU USI Riboflavin (Vitamin B2) is supplied as a yellow or orange-yellow crystalline powder that is very slightly soluble in cold water.
Rutin DONGYU USI Rutin is supplied as a yellow or greenish yellow powder.
Sodium Ascorbate (USP/FCC/EP/EC) DONGYU USI Sodium Ascorbate (USP/FCC/EP/EC) is supplied as a white to slightly yellow crystalline powder that is easily soluble in cold water, but is insoluble in diethyl ether.
Spirulina Powder DONGYU USI Spirulina Powder is supplied as a dark green powder that is very slightly soluble in cold water.
Stevia Extract DONGYU USI Stevia Extract is supplied as a white to light yellow free flowing powder that is easily soluble in water.
Sucralose (FCC/USP) DONGYU USI Sucralose (FCC/USP) is supplied as a white crystalline powder that has complete solubility in water 30% w/v at 25°C (77°F).
Taurine (USP/JP) DONGYU USI Taurine (USP/JP) is supplied as a white crystalline powder that is soluble in cold water.
Thiamine HCL (Vitamin B1) DONGYU USI Thiamine HCL (Vitamin B1) is supplied as a white crystalline powder that is easily soluble in cold water.
Thiamine Mononitrate (Vitamin B1) DONGYU USI Thiamine Mononitrate (Vitamin B1) is supplied as a white crystalline powder that is partially soluble in cold water.
Tribulus Terrestris P.E. DONGYU USI Tribulus Terrestris P.E. is supplied as a fine brown powder that is soluble in cold water.
Vinpocetine DONGYU USI Vinpocetine is supplied as a white crystalline powder that is insoluble in water.
Vitamin A Acetate Granular 500,000IU/G, CWS, (V-E) DONGYU USI Vitamin A Acetate Granular 500,000IU/G, CWS, (V-E) is supplied as a light yellow, fine granular powder that is insoluble in cold water and hot water, and is soluble in ethanol and chloroform.
Vitamin A Palmitate 500,000 IU/G CWD DONGYU USI Vitamin A Palmitate 500,000 IU/G CWD is supplied as a yellowish free flowing granular that is soluble in diethyl ether, but insoluble in cold and hot water.
Vitamin B6 HCL DONGYU USI Vitamin B6 HCL is supplied as a white or almost white crystalline powder or granular that is completely soluble in water, and dissolves slightly in ethanol.
Vitamin D3 100,000 IU/G CWD Beadlets (TAB) DONGYU USI Vitamin D3 100,000 IU/G CWD Beadlets (TAB) is supplied as off-white to yellowish free-flowing beadlets that disperse quickly and completely in cold water, fruit juices, milk and other liquids. High concentrations may give cloudy dispersions which remain u...veja mais Vitamin D3 100,000 IU/G CWD Beadlets (TAB) is supplied as off-white to yellowish free-flowing beadlets that disperse quickly and completely in cold water, fruit juices, milk and other liquids. High concentrations may give cloudy dispersions which remain uniform for relatively long periods. veja menos
Xylitol DONGYU USI Xylitol is supplied as a white crystalline powder that is easily soluble in cold water, and is soluble in methanol.
Yohimbe Bark P.E. DONGYU USI Yohimbe Bark P.E. is supplied as a fine, brownish red powder that is soluble in cold/hot water, methanol, diethyl ether, and acetone.