Wednesday, October 11, 2017

HOW CANNABINOIDS ARE EXTRACTED FROM HEMP

Source: healthywellness.com

It’s all about gathering the best hemp plants, and then “squeezing the CBD out of them!” The purpose of extraction is to remove the resin from the plant. The goal is to get as many cannabinoids, terpenes and flavonoids as possible.
Let’s start out in the fields and greenhouses where the plants are grown. High-tech agricultural methods are used to keep the plants as natural as possible, whether outdoors or indoors. Chemical fertilizers and pesticides are minimized to keep the raw plant material naturally pure, and free of contaminates that might sneak their way through the extraction and production processes. Water and sunlight are monitored and regulated. Some seedlings have even been genetically modified to maximize CBD content within the growing plant.
What we’re after are the flower buds, especially the resin glands (the tiny white crystals on the bud) swollen with cannabinoids. This is where we’ll find the best natural source of raw CBD. The leaves, stems and seeds are all considered secondary sources. It’s all about the flower buds.
Once transported to the manufacturing facility, different methods of extraction can be used to extract CBD from the flower buds. One method, Carrier Oil Extraction is an oil-based extraction process. This is the safest method and there is no chance of solvents or other impurities in the extract. In addition the finished product has an extra helping of Omega fatty acids. Carrier oils include natural plant oils including hemp seed oil and olive oil. Another method makes use of neurotoxic solvents such as gas, butane, ethanol, or alcohol. It is inexpensive and quick. The process has been known to leave unsafe residues that can actually compromise the health of otherwise hopeful medical patients. Scientists and doctors recommend against this extraction process. In addition, when using these solvents, accidental explosions can severely injure the handlers.
An expensive, time-consuming method avoids the neurotoxic solvents in favor of non-toxic carbon dioxide. That’s right; they use CO-2, the primary carbon source for life on this planet. In the CBD extraction process, a very specialized form of CO-2 is used together with super fluid technology. It is considered a non-toxic substitute for toxic solvents, such as our infamous gas, oil, butane, ethanol, and alcohol. By carefully manipulating the CO-2’s pressure and temperature, supercritical CO-2 can be fine-tuned to extract ~ and sort out ~ different substances. The process uses high-tech equipment that must be handled by highly trained operators. If the pressure and temperature are not set correctly, the desired substance might not be extracted, and therapeutic benefits and flavors may end up being accidentally removed from whatever ends up being extracted. Processed correctly, extracting CBD from raw hemp using supercritical CO-2 yields the purest form of essential CBD. You want your CBD product to come from this extraction process.
The extracted CBD is further refined using either distillation, evaporation, or decarboxylation ~ depending on the method used for the extraction process. Then the resulting CBD oil is ready for insertion into market-ready products.

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