L-Phenylalanine is a food-grade essential aromatic amino acid and precursor to tyrosine, dopamine, norepinephrine and epinephrine, used in supplements for mood, cognitive and pain-management support.We supply bulk L-Phenylalanine sourced from leading China manufacturers, available in powder form for global food and beverage producers. Our L-Phenylalanine is widely used in antidepressant-support supplements, focus formulas, pain-management products, amino acid nutrition and parenteral nutrition solutions.
L-Phenylalanine is an essential amino acid produced by microbial fermentation.
It is the metabolic precursor to L-tyrosine and subsequently to the catecholamine neurotransmitters (dopamine, norepinephrine, epinephrine). Used in mood-support, cognitive-enhancement, pain-management and amino acid nutrition supplements.
Grades / Types Available: Pharmaceutical Grade, Food Grade
| Item | Specification |
|---|---|
| Appearance | White crystalline powder |
| Assay | ≥ 99.0% |
| Specific Rotation [α]D²⁰ | -33° to -35.5° |
| Loss on Drying | ≤ 0.3% |
| Residue on Ignition | ≤ 0.1% |
| Heavy Metals (as Pb) | ≤ 10 mg/kg |
| Purity (Pharmaceutical Grade) | 98% min |
| Moisture/Loss on Drying | < 0.5% |
| pH | 6.0 - 7.0 |
| Lead | < 1 ppm |
| Arsenic | < 0.5 ppm |
| Total Plate Count | < 1000 cfu/g |
| Yeast & Mold | < 100 cfu/g |
Our MOQ for bulk food/feed ingredient is generally 500 kg. We also support mixed containers — combine L-Phenylalanine with other food ingredients in one shipment to save on freight.
We provide free samples (100–500g) for quality testing before you place a bulk order. The buyer covers shipping costs only. Samples are typically dispatched within 2–3 business days.
Standard lead time is 7–15 days after order confirmation and payment. For stock items, delivery can be faster. We will confirm the exact timeline before you place the order.
You will receive the original COA (Certificate of Analysis), COO (Certificate of Origin), MSDS, TDS, and relevant certifications directly from the manufacturer. We guarantee full document authenticity and traceability.
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Whether you're sourcing bulk ingredients or mix container, contact our team for pricing, free samples, and technical support.