Death by drugs : Luke Goodman , 23 , died in Colorado over the weekend after he took too many marijuana edibles and shot himself in the head . A popular college graduate died this past weekend in Colorado , after his family say he took too many marijuana candies and killed himself . Luke Goodman , 23 , of Tulsa , Oklahoma ate four times the prescribed amount of a peach tart marijuana edible candy in addition to a THC-laced red velvet cookie and proceeded to shoot himself in the head with a gun he brought on the trip for protection . Goodman 's family say he was a charismatic and outgoing young man who never showed signs of depression or suicidal thoughts before . They blame his death solely on the edibles . 'It was 100 per cent the drugs . It was completely because of the drugs - he had consumed so much of it , ' his mother Kim Goodman told CBS Denver . Goodman was on a two-week ski trip with his family and friends when his parents dropped him off at the bus stop Saturday to go snowboarding with his cousin , Caleb Fowler . Goodman 's parents were on their way back to Tulsa , and their son was going to spend the rest of the trip with his cousin . During their day out , Goodman and Fowler went to Silverthorne where the two purchased $ 78 worth of pot and edibles . They then went back to their lodgings and proceeded to get high . Fowler says his cousin started off by eating two peach tart candies at the same time - despite the fact that the suggested dosage is just one candy . Each candy contains 10mg of THC - the active ingredient in marijuana . When Goodman did n't immediately feel the effects of the drug , he took two more and also ate red velvet cookie baked with marijuana ( his cousin had three cookies ) . Goodman 's mother fears her son did n't read the warning label on the candies , which say the effects can take hours to kick in . Scroll down for video . Too much : Goodman 's cousin Caleb Fowler says he ate five peach tart edibles , which is five times the suggested dosage . Above a stock image of a peach tart edible . It 's unclear the specific brand Goodman ingested . Several hours later , Goodman 's behavior changed drastically and he became jittery , incoherent and started talking nonsensically . 'He would make eye contact with us but didn ’ t see us , didn ’ t recognize our presence almost . He had never got close to this point , I had never seen him like this , ' Fowler said . Apparently unaware of his serious condition , Fowler left Goodman in the condo to hop in the hot tub with other members of their vacation party . Only his cousin 's mother was in the apartment , when Goodman grabbed his handgun , which he traveled with for protection , and shot himself . The single shot was fired just five minutes after Fowler left Goodman to use the hot tub . The Summit County Coroner says toxicology reports due back in a few weeks will shed more light on the edibles impact on Goodman 's death . However , his family are certain that it was the edibles and edibles alone are what caused their son to take his own life . Out of character : Goodman 's parents say she was a happy young man who never showed signs of depression of suicidal thoughts before the tragic incident on Saturday . 'It was completely out of character for Luke ... there was no depression or anything that would leave us being concerned , nothing like that , ' Mrs Goodman said . ' I was very , very close to him , ' Mrs Goodman added to Daily Mail Online . 'He would share heart and soul with me . ' Mrs Goodman says her son had just graduated from Oral Roberts University in December with a degree in marketing and had his whole life ahead of him . She says he had been going to the gym five or six days a week , working out for the snowboarding trip with his cousins who were some of his best friends . 'He was such a well-adjusted young man , ' Mrs Goodman told us . 'He lit up people 's world . ' Goodman was certainly well loved , since his Facebook page was flooded with heartbroken notes from friends and family on his passing . 'Luke , your light shined so bright to everyone you came in contact with . I know your legacy will shine even brighter . You were hated by no one and loved by all . That smile and the joy you carried with you was contagious , ' one friend wrote .
Luke Goodman bought $ 78 worth of edibles and marijuana with his cousin on Saturday and the two went back to their condo in Keystone to get high . When the effects of the edibles did n't immediately kick in after taking two , Goodman ate two more and a THC cookie - five times the recommended dosage . hours , the college grad became withdrawn and started mumbling incoherently . Apparently unaware of his serious condition , his cousin went outside to use the hot tub and that 's when Goodman shot himself in the head . Goodman shot himself with his personal gun he brought on the vacation . Goodman's family blame the tragedy on the edibles , since he had never appeared depressed or suicidal before taking the drugs .