What are L-theanine capsules for?

Release time:

2025-10-31

Shandong Runxin Bio-Tech: Certified Supplement Manufacturer We are a certified dietary supplement manufacturer with 28+ years of experience. Our facility holds NSF, FDA, HALAL, HACCP, ISO9001, ISO22000, ISO13485, and FSSC22000 certifications. We specialize in producing tablets, capsules, gummies, and powders for global markets, offering comprehensive OEM/ODM services to 3,000+ clients worldwide with custom formulation capabilities.

As a manufacturer with 28 years of supplement expertise, premium L-theanine capsules containing Suntheanine® brand L-theanine, vegetarian capsule shells, and pharmaceutical-grade excipients represent the optimal formulation. This combination succeeds because it delivers clinically studied, pure L-theanine in a precisely dosed format that ensures consistent quality, optimal absorption, and reliable results that generic theanine products cannot guarantee.

Scientific Foundation of Quality L-Theanine Capsules

Optimal Formula Composition:

Suntheanine® L-Theanine: 99% pure pharmaceutical grade
Vegetarian Capsule Shells: Suitable for various dietary needs
Pharmaceutical Excipients: Ensure stability and dissolution
Precision Dosage: Consistent 100mg or 200mg options

Quality Verification:

Third-Party Laboratory Testing: HPLC verified purity
Heavy Metal Screening: Below detectable limits
Microbial Analysis: Ensures product safety
Stability Studies: 36-month shelf life validation

Manufacturing Excellence and Certifications

Certification Compliance:

NSF, FDA, HALAL, HACCP registered manufacturing
ISO9001, ISO22000, ISO13485, FSSC22000 certified facility
Regular third-party quality audits
GMP-compliant production processes

Production Advantages:

Climate-Controlled Processing: Maintains compound integrity
Automated Capsule Filling: Ensures dosage accuracy (±1%)
Quality Control Protocols: 12-point verification system
Batch Traceability: Complete supply chain documentation

FAQs About L-Theanine Capsules

Q1: Is it safe to take L-theanine everyday?
A: Yes, daily consumption of high-quality L-theanine capsules from certified manufacturers is generally suitable when used as directed. The pharmaceutical-grade purity and precise dosing ensure consistent, reliable results.

Q2: Does L-theanine really help with anxiety?
A: Suntheanine® brand L-theanine in capsule form delivers the exact compound used in clinical studies. The precise dosing and guaranteed purity ensure you receive the same quality that research has demonstrated to be effective.

Q3: Is theanine safe for pregnancy?
A: While our capsules maintain the highest purity standards, we recommend consulting healthcare providers before using any supplements during pregnancy or lactation. Individual health circumstances should guide decisions.

Q4: Why choose Suntheanine® over generic L-theanine?
A: Suntheanine® provides 99% pure L-theanine with guaranteed enantiomeric purity, ensuring you receive the exact form studied in clinical research, unlike generic blends that may contain inactive isomers.