Addiction

Stories where the character becomes physically addicted to muscle, muscle growth, or the like, as with a drug. Not used for stories involving actual drug addiction to conventional drugs like cocaine, heroin, etc.

Related: Butch-to-Fem; Gay to Straight; Getting Dumber; Other Mental Changes; Straight to Gay.

Child of: Mental Changes.

Top Stories: “The brothers”; “Lumberjacked”; “Vice (Sometimes drugs offer more than a high)”; “Red pills (revised)”; “The new guy”.

10 stories found.

• Big cat by Growlboys  Addict Fur CGrow Viol Cock Tf  There’s a special substance on the market that’s driving people wild. In need of a fix after ten days without, Sam is told of a brothel where he get it. There he finds Doug, a werecat who’s not having a great life right now. Added Jul 2019 3,371 words 3,131 views
• Blowing up in Hollywood by Aphon  Addict CGrow Dom Hair Cock HyCock MGrow Musc  Matt eagerly accepted a movie studio executive’s offer to bulk him up for a movie role. What he wasn’t expecting, however, were the dramatic changes his special hormone milk would cause. Added Dec 2018 3 parts 2,118 words 12,172 views 4.3 stars (16 votes)
• The brothers by FanTCMan  Addict Hard Bro CGrow Hair Grad Cock MGrow Musc 2Gay  Cory Callahan and his three sibs participate in a secret program, resulting in more muscles, body hair, cock size, and horniness. Added Mar 2003 8 parts 22,620 words 85,089 views 4.8 stars (85 votes)

• FertiliGro by BeastCZ  Addict Hard Bi CGrow Hair Het Cock MGrow Musc 2Gay  FertiliGro, a new fertility supplement, promises improved virility and sexual experience in men—though people don’t realize just how much the little capsules will change their life. Added Feb 2020 2 parts 1,729 words 5,840 views

• Grow gravity by Unknown  Addict CGrow Giant HyCock HMusc Immort MGrow Musc Grow   Added Aug 2003 3,249 words 22,183 views 4.2 stars (10 votes)

• Lumberjacked by Krisiar  Addict CGrow Hair Cock HyCock XAbs MGrow Musc NipCum Self  Trapped by a snowstorm at an underheated family cabin in northern Manitoba, Henry and Will stumble across a hidden sauna in the woods while out looking for wood. It turns out someone out there wants to help out guys like Henry and Will who could do with a little size improvement. Added Aug 2011 Updated Oct 2011 4 parts 12,081 words 78,340 views 4.6 stars (24 votes)

• My growth journal by Kaelan  Addict Bro CGrow Cock HyCock MGrow Musc Self  It's my 30th birthday... and all of a sudden my body keeps changing. And it's awesome. Added Jul 2017 3,692 words 13,828 views 4.7 stars (11 votes)

• The new guy by Also Known As  Addict Hard CGrow Cock Cum Infect MGrow Musc Nonc  A new employee causes pleasant though potentially cum-plicated problems. Added Jun 2019 Updated Sep 2019 6 parts 28,047 words 15,767 views 4.5 stars (17 votes)

• Red pills (revised) by Alakazam1988  Addict CGrow Hair Taller Cock HyCock MGrow Gut Musc PSD Grow  A struggling college student and part-time stripper is introduced to Red Pills, which are supposed to be the one dick-growth pills that actually work. He's skeptical—at first. (Chapters 1-7 revised as of summer 2019.) Added Jan 2017 Updated Oct 2019 14 parts 36,201 words 25,665 views 4.6 stars (9 votes)

• Vice (Sometimes drugs offer more than a high) by Tereshky  Addict Belly CGrow CumInf Virgin Balls HyCock Cum Immob MGrow Musc Nonc Self Grow  Jack was a drug kingpin of sorts. Like any potent drug, people craved it, they came to him, offered him their life’s treasures and he gave them their fix. In a world where usually only the strongest survive and only the smartest staid on top, he was doing quite well for himself and living an easy life. There were no rival drug lords because what he had to offer nobody else could give. His drug came from within. Added Jun 2018 Updated Nov 2019 5 parts 11,930 words 29,971 views 4.6 stars (29 votes)