Curaleaf International 🇺🇸
“World-scale cannabis expertise, UK-focused medical care.”
Curaleaf International is the European and international arm of Curaleaf Holdings, one of the world's largest cannabis companies. Founded in 2010, Curaleaf operates EU-GMP certified facilities in Portugal and supplies the UK market through its ADVEN medical cannabis brand.
About Curaleaf International
Curaleaf Holdings was founded in 2010 and has grown into one of the largest vertically integrated cannabis operators in the world. Its international division manages operations across Europe, the UK, Germany, Australia and beyond.
In the UK, Curaleaf International operates under the ADVEN brand, supplying EU-GMP certified medical cannabis flower and oil products to specialist clinics. Their Portuguese production facility is fully licensed under European pharmaceutical standards and exports to multiple regulated markets.
Curaleaf International's medical portfolio focuses on standardised products with consistent cannabinoid ratios, suitable for clinical prescribing. The company invests heavily in patient education and clinical research, partnering with UK clinics to broaden access to medical cannabis for conditions including chronic pain, PTSD and anxiety disorders.
Certifications & Standards
EU-GMP Certified, Home Office Licensed, INFARMED Approved
Official Brand Video
Watch on YouTube →Manufacturer Location
How to Get a Medical Cannabis Prescription
Entirely online — no GP referral needed. Most patients prescribed within 5–10 days.
Medical cannabis is a Schedule 2 controlled drug available on private prescription from GMC-registered specialists.
Full Beginner Guide →