San Francisco Cannabis and Hemp Product Compliance Testing Lab

Cannabis and hemp growers in San Francisco rely on Green Leaf Lab for precise compliance testing and analysis.

When clients utilize Green Leaf Lab, they receive the detailed data needed to make informed choices about the quality, viability, health risks, and effectiveness of the cannabis and hemp they produce or process. Our licensed lab tests for 14 different cannabinoids, 42 terpenes, pesticides, heavy metals and more.

Green Leaf is an ISO 17025 accredited laboratory, our technicians produce precise, accurate test and calibration data.

Learn more about our lab’s hemp and marijuana testing processes: California Testing Page. If you are ready to submit a sample for testing:  New Client Information Form.

CBD Hemp and Cannabis Testing In San Francisco

Green Leaf Lab is an accredited hemp and licensed cannabis testing laboratory for growers, manufacturers, distributors and R&D product innovators in San Francisco. As an independent testing lab, our chemists use the best science available for detailed accurate results. We work hard to continue to improve the cannabis industry by sharing knowledge through information and education.

Our cannabis testing process:

  • Supports the safe consumption of inhaled, edible and topical cannabis products
  • Provides transparency for San Francisco’s growing cannabis industry
  • Support California’s quality control guidelines for consumer cannabis use
  • Use scientific research to ensure safer use of marijuana and hemp

Experience The Green Leaf Lab Difference — Real Science. Real Testing. Real Results.™

Green Leaf Lab, established in 2011, was one of the first analytical cannabis labs to open in the Nation, and the first to be licensed and accredited by a state. We perform precise, complex testing for San Francisco’s thriving cannabis industry, aligned with California’s cannabis and hemp testing requirements and regulations.

We are leaders in cannabis and hemp science, and we provide reliable and thorough analytical testing to San Francisco marijuana and hemp growers, innovators, manufacturers and distributors. You can count on us to give you the data you need  to meet California’s compliance requirements to distribute or sell your cannabis products.

Cannabis Testing Laboratory Serving San Francisco

Quality testing. Accurate results™ Everytime

The Bay Area’s hemp and cannabis growers, along with product developers trust Green Leaf’s decade of cannabis testing experience.  We provide our clients with a comprehensive analytical report that complies with California’s strict testing requirements for edible, topical and inhaled cannabis products. Give us a call and we can answer all your questions.



Understand the fingerprint of cannabis and the terpenes consumers love most.



Whether you are in Oregon or California, we're here for you.



Cannabis science is innovative and complex. We get it. So should you.

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