Define hemp
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Understanding Hemp: Definition, Uses, and Benefits
Definition of Hemp
Hemp, scientifically known as Cannabis sativa L., is a versatile and high-yielding annual crop cultivated primarily for industrial purposes. Unlike its psychoactive counterpart, marijuana, industrial hemp contains low levels of tetrahydrocannabinol (THC), the compound responsible for the psychotropic effects of cannabis2 4. This distinction allows hemp to be used in a wide array of applications without the legal and health concerns associated with marijuana.
Traditional and Modern Uses of Hemp
Industrial Applications
Hemp has been historically valued for its strong fibers, which have been used to produce textiles, ropes, and paper. The stalks of the hemp plant provide these fibers, while the seeds yield oil that can be used in various products1 3. Modern applications have expanded to include biodegradable plastics, construction materials, and automotive composites, showcasing hemp's adaptability and sustainability1 3 5.
Nutritional and Health Benefits
Hemp seeds and oil are rich in essential amino acids, fatty acids, vitamins, and minerals, making them a valuable addition to both human and animal diets. Hempseed oil, in particular, is noted for its high content of polyunsaturated fatty acids, which are beneficial for cardiovascular health2 4 10. Additionally, hemp inflorescence contains cannabidiol (CBD), a non-psychoactive compound with potential therapeutic effects, including anxiolytic and anticonvulsant properties2 4.
Environmental Sustainability
Hemp is considered an environmentally friendly crop due to its low requirement for pesticides and water compared to other fiber crops like cotton. This makes it a sustainable option for various industrial applications, including biofuel production and phytoremediation5 6. The plant's ability to grow in diverse climates further enhances its appeal as a sustainable agricultural commodity9.
Regulatory and Economic Aspects
Global Cultivation and Market
Hemp is cultivated in over 30 countries, with China being the largest producer and exporter. Europe and Canada also play significant roles in the global hemp market1. The crop's economic potential is vast, with applications spanning from food and beverages to cosmetics and pharmaceuticals1 7.
Legal Considerations
The cultivation and marketing of hemp-derived products are subject to complex regulations that vary by country. These regulations often focus on the THC content of the plant, with industrial hemp typically required to contain less than 0.3% THC2 10. This regulatory landscape can impact the development and commercialization of hemp products, particularly in regions where cannabis laws are stringent.
Conclusion
Hemp (Cannabis sativa L.) is a multifaceted crop with a rich history and promising future. Its applications range from traditional uses in textiles and paper to modern innovations in biofuels, nutraceuticals, and sustainable construction materials. The plant's nutritional benefits and environmental sustainability further underscore its value. As global interest in hemp continues to grow, understanding its diverse uses and regulatory challenges will be crucial for maximizing its potential.
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Most relevant research papers on this topic
Applications of hemp in textiles, paper industry, insulation and building materials, horticulture, animal nutrition, food and beverages, nutraceuticals, cosmetics and hygiene, medicine, agrochemistry, energy production and environment: a review
Hemp has traditional uses in textiles, paper, insulation, and building materials, but its potential for new applications in energy, food, and medicine is growing.
Highly CitedA Review of Hemp as Food and Nutritional Supplement.
Hemp, a valuable crop with numerous uses, offers health benefits and nutritional benefits when consumed as food or supplements, with CBD showing potent anxiolytic, spasmolytic, and anticonvulsant effects.
Literature ReviewHighly CitedHemp as a raw material for industrial applications
Hemp is a potentially profitable, sustainable crop with innovative applications in various industries, but requires further research to improve its traits and economic viability.
Highly CitedHemp in Veterinary Medicine: From Feed to Drug
Hemp and its derivatives show excellent nutritional and health-promoting properties in animal nutrition and therapeutics, with potential benefits for conditions like pain, inflammation, epilepsy, anxiety disorders, and nausea.
Key cultivation techniques for hemp in Europe and China
Hemp cultivation in Europe and China offers potential for bioenergy production and traditional applications, with agronomic factors affecting yield potential and quality levels.
Literature ReviewHighly CitedIndustrial Hemp: Renewed Opportunities for an Ancient Crop
Hemp has regained interest in the US due to its diverse uses, but overcoming challenges like variety, photoperiod, site suitability, and processing technologies is crucial for its successful resurgence.
Highly CitedHemp (Cannabis sativa L.) Seed and Co-Products Inclusion in Diets for Dairy Ruminants: A Review
Hemp supplementation in dairy ruminants' diets can improve n-3 fatty acid and conjugated linoleic acid content, potentially benefiting human health, but optimal levels of inclusion and whole plant forage use remain unclear.
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Rigorous JournalA framework for the development of hemp (Cannabis sativa L.) as a crop for the future in tropical environments
Hemp cultivation in Malaysia has potential for economic returns and adaptability, with potential for future climate change-related increases in yields.
The Seed of Industrial Hemp (Cannabis sativa L.): Nutritional Quality and Potential Functionality for Human Health and Nutrition
Hempseeds have high nutritional value and potential as dietary supplements for inflammatory and chronic-degenerative diseases, as well as for livestock feed and fortifying daily foods.
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