As of v0.1.2

Metabolism 1
Reduce hunder decay.
Metabolism 2
Reduce hunder decay.
Metabolism 3
Reduce hunder decay.
Saleswoman 1
Increase selling prices.
Saleswoman 2
Increase selling prices.
Saleswoman 3
Increase selling prices.
Oral Expert 1
Increase oral sex skill.
Oral Expert 2
Increase oral sex skill.
Oral Expert 3
Increase oral sex skill.
Oral Master
Increase oral sex skill.
Vaginal Expert 1
Increase vaginal sex skill.
Vaginal Expert 2
Increase vaginal sex skill.
Vaginal Expert 3
Increase vaginal sex skill.
Vaginal Master
Increase vaginal sex skill.
Anal Expert 1
Increase anal sex skill.
Anal Expert 2
Increase anal sex skill
Anal Expert 3
Increase anal sex skill
Anal Master
Increase anal sex skill
Sex Expert 1
Increase all sex skills a small amount.
Sex Expert 2
Increase all sex skills a small amount.
Sex Expert 3
Increase all sex skills a small amount.
Sex Master
Increase all sex skills a small amount.
Sex Maniac 1
Having sex of any kind contributes to trait growth.
Sex Maniac 2
Having sex of any kind contributes to trait growth.
Sex Maniac 3
Having sex of any kind contributes to trait growth.
Sex Maniac 4
Having sex of any kind contributes to trait growth.
Master Sex Maniac
Having sex of any kind contributes to trait growth.
Inspire Vigor 1
Partners last longer during sex.
Inspire Vigor 2
Partners last longer during sex.
Inspire Vigor 3
Partners last longer during sex.
Semen Boost 1
Partners have larger cumshots.
Semen Boost 2
Partners have larger cumshots.
Semen Boost 3
Partners have larger cumshots.
Semen Saint 1
Partner cum shots contribute to trait growth.
Semen Saint 2
Partner cum shots contribute to trait growth.
Semen Saint 3
Partner cum shots contribute to trait growth.
Master Semen Saint
Partner cum shots contribute to trait growth.
Apothecary 1
Learn new recipes faster.
Apothecary 2
Learn new recipes faster.
Apothecary 3
Learn new recipes faster.
Alchemist 1
Making potions contributes to trait growth.
Alchemist 2
Making potions contributes to trait growth.
Master Alchemist
Making potions contributes to trait growth.