
Pharmaceutical Grade L Theanine Powder L-Theanine. High Purity Content: Active substance content exceeds 90%, with assay ranging from 98.0% to 102.0%. Multiple Certifications: Certified with ISO9001, Halal, Kosher, and GMP standards for quality assurance. Versatile Grade Options: Available in both Food Grade and Pharmaceutical Grade specifications. Health Benefits: Supports immune function, reduces blood pressure, and offers anti-aging properties. Natural Source: Derived from natural tea resources as a unique free amino acid. Strict Safety Standards: Heavy metals, lead, arsenic, and cadmium levels strictly controlled within limits. Fast Delivery: Average lead time within 15 workdays for both peak and off-peak seasons. Low MOQ: Minimum order quantity starts at just 1kg for flexible purchasing.