what is thc tincture by removing plant waste that could rot, mold, or degrade? Tinctures preserve many of a plant's advantageous properties and lengthen its shelf life. Vitamins and other plant compounds are extracted through tinctures. In tinctures, the plant substance is extracted using food-grade alcohol. Plant parts that are not water-soluble can be distilled by soaking them in ethanol or vinegar.
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