HCFSE High Cannabinoid Full Spectrum Extract HCFSE stands for High Cannabinoid Full Spectrum Extract. This extract is in the crystalline form where THC/a percentages can reach 90+%’s. Accurate product composition is critical to repeat performance and reliability. Most important is the product transparency that no other company can deliver today. The top six terpenes results are right on the box. No more wondering how much THC-a there is versus THC. No more wondering if there is enough THC-a vs THC to decarboxylate into CBN to possibly help your insomnia, because, those numbers are right on the box and on-line. You can find all of our test results right on the webiste. Scan the QR code with your phone camera to get the link.