L-Theanine 25kg Bulk Powder for Pet is an amino acid supplement often used to help promote relaxation, reduce stress, and ease anxiety in cats and dogs during tense situations like thunderstorms, travel, or vet visits.
Zenpet Illustrative flow for an enzymatic production route:
L-theanine raw materials → Substrate preparation → Controlled enzymatic conversion → Enzyme or biomass separation → Purification → Concentration → Crystallization → Drying → Milling and sieving → Quality testing → Batch release → Packaging and shipment.
| Item | Specification |
| Product Name | L-Theanine Powder |
| Appearance | White crystalline powder |
| CAS Number | 3081-61-6 |
| Molecular Formula | C7H14N2O3 |
| Molecular Weight | 174.20 g/mol |
| Purity | 98% |
| Assay Method | HPLC |
| Solubility | Soluble in water |
| Grade | Food-grade |
| Production Method | Synthetic |
| Odor | Characteristic, mild |
| Taste | Slightly umami, sweet |
| Loss on Drying | ≤1.0% |
| Heavy Metals | ≤10 ppm |
| Lead (Pb) | ≤3 ppm |
| Arsenic (As) | ≤2 ppm |
| Cadmium (Cd) | ≤1 ppm |
| Mercury (Hg) | ≤0.1 ppm |
| Total Plate Count | ≤1,000 cfu/g |
| Yeast & Mold | ≤100 cfu/g |
| E. coli | Negative |
| Salmonella | Negative |
| Shelf Life | 24 months |
| Storage | Keep in a cool, dry, and well-sealed container. Protect from light and moisture. |
| Packaging | 1 kg/aluminum foil bag; 25 kg/drum |

L-theanine bulk powder is an ingredient for developing dog and cat calming supplements, including soft chews, tablets, capsules, and measured powder sachets. Formulation development should consider species, body weight, ingredient purity, serving size, palatability, and processing stability.
Dosage References for Formulation Development
These amounts are references from a commercial veterinary product and a published study, not validated dosage recommendations for Amino acid powder. A veterinarian or qualified animal nutrition specialist should approve the finished formula and directions.
| Target animal | L-theanine per administration | Frequency | Total | Reference basis |
|---|---|---|---|---|
| Dogs under 10 kg | 25 mg | Twice daily | 50 mg | Commercial veterinary product directions |
| Dogs 10–25 kg | 50 mg | Twice daily | 100 mg | Commercial veterinary product directions |
| Dogs over 25 kg | 100 mg | Twice daily | 200 mg | Commercial veterinary product directions |
| Cats | 25 mg | Twice daily | 50 mg | Published 30-day feline study |

1. Sample available
L-Theanine powder suppliers 10-30g samples could be offered for your R&D trial. Qty: 1ton, Delivery method: FOB/CIF.
2. Quality and Purity
Pet food ingredient supplier ensures that their Yucca Schidigera Extract Powder is of the highest quality and purity. They often use third-party testing and provide a Certificate of Analysis (COA) to guarantee the product’s safety and efficacy.
3. Our Certificates
Over the years, we have been committed to product manufacture optimization and quality system establishment. We’ve set up the quality management system and obtained certificates for it. We provide ISO9001, Halal, Kosher, etc.
4. Customized Bulk Supply
We support:
Small trial orders
Bulk container supply
Private label manufacturers
Ingredient distributors
5. Global Export Capability
Markets served:
USA
Europe
Australia
Canada
Middle East
Asia-Pacific
Contact Us to confirm sample availability and request a representative COA. The shipment should be accompanied by a COA identifying the actual supplied batch.
| Item | Specification |
|---|---|
| Standard Packaging | 25 kg drum |
| Custom Packaging | Available |
| Storage Temperature | ≤25°C |
| Protection | Avoid moisture, oxygen, and sunlight |
| Shelf Life | 24 months |