GSC, also known as “GSC,” is a sativa-dominant hybrid marijuana strain made by crossing OG Kush with Durban Poison. This popular strain is known for producing euphoric effects, followed up by waves of full-body relaxation. One hit of GSC will leave you feeling happy, hungry, and stress-free. The high THC content in GSC is beloved by medical marijuana patients looking for quick relief from symptoms associated with chronic pain, nausea, and appetite loss.