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L-Tyrosine, CAS No. 60-18-4, is a conditionally essential aromatic amino acid. It can be converted from phenylalanine in the human body and is abundant in nuts, dairy products and high-protein meats.
We supply 99% high-purity L-Tyrosine with uniform and stable powder.
| Product Name | CAS No. |
|---|---|
| L-Cysteine | 52-90-4 |
| N-Acetyl-L-Cysteine | 616-91-1 |
| L-Cysteine hydrochloride monohydrate | 7048-04-6 |
| L-Cysteine hydrochloride anhydrous | 52-89-1 |
| S-Carboxymethyl-L-Cysteine | 638-23-3 |
| Item | Specifications | Results |
|---|---|---|
| Appearance | White crystals or crystalline powder | White crystals or crystalline powder |
| Assay, % | 98.5～101.5 | 99.51 |
| Ph value | 5.5-7.0 | 5.83 |
| Specific optical rotation | -29.4°~-32.8° | -30.8° |
| Loss on drying, % | ≤0.30 | 0.21 |
| Residue on ignition, % | ≤0.10 | 0.05 |
| Chloride (as Cl), % | ≤0.05 | <0.05 |
| Sulphate(as SO4), % | ≤0.03 | ＜0.03 |
| Iron（as Fe）,% | ≤0.003 | ＜0.003 |
| Heavy metals (as Pb), % | ≤0.0015 | ＜0.0015 |
| Conclusion: This product conforms to requirements of USP32 grade standard. | ||
Dietary Supplements
L-Tyrosine is used in stress relief and focus-support capsules, cognitive complex powders, and often blended with Magnesium L-Threonate and Phosphatidylserine for brain health formulas.
Food & Sports Nutrition
L-Tyrosine can be added to meal replacement powders, protein bars and infant formulas.
Cosmetic Raw Materials
It regulates melanin synthesis and is applied in skin brightening and skin tone repair skincare formulations.
| Weight | Packing Method |
|---|---|
| 1kg | bag/kg, box outside (double plastic bag + Aluminum foil bag inside) |
| 10kgs, 25kg or more | by Drums or carton (2 layers plastic bag inside) |
| Weight | Delivery Method | Delivery Time | Destination |
|---|---|---|---|
| 1kg - 25kgs | EMS, DHL, UPS, Fedex | 3 - 7 days | Door to door |
| 25kgs - 100kgs | DHL, FedEx, by Air | 3 - 7 days | Door to door (to Airport by Air) |
| More than 100kgs | by Air | 3 - 7 days | Door to Airport |
| by Sea | 10 - 35 days | Door to port |
QWhat is the purity and format of your L-Tyrosine?
We supply 99% high-purity L-Tyrosine in a uniform and stable powder form.
QWhich quality standard does the L-Tyrosine conform to?
Our L-Tyrosine conforms strictly to the requirements of the USP32 grade standard as shown in the Certificate of Analysis.
QWhat key documents and certifications are available?
We support quality verification by providing COA, MSDS, Halal, and Kosher certifications. Product sample testing is also available.
QWhat are the main applications of L-Tyrosine?
L-Tyrosine is widely used in dietary supplements (for brain health, focus, and stress relief), food & sports nutrition (protein bars, meal replacements), and cosmetic raw materials (for skin brightening and tone repair).
QWhat packaging sizes do you offer?
We package L-Tyrosine in 1kg bags (double plastic bag and aluminum foil bag inside with a box outside) and 10kgs or 25kgs in drums or cartons.
QWhat are the delivery methods and times?
For weights up to 100kgs, we ship door-to-door via EMS, DHL, UPS, or FedEx in 3-7 days. For quantities above 100kgs, air shipping takes 3-7 days (door-to-airport) and sea shipping takes 10-35 days (door-to-port).
