Jeff Seid Verified Contact Details 2017 ( Phone Number, Social Profiles) | Wiki Profile Info- Jeff Seid is a YouTube star as well as a fitness expert. Jeff is a Natural bodybuilder who uses his outreach on YouTube to promote a healthy aesthetic lifestyle. He is very famous among the people who are a fitness freak. Seid has 800K subscribers on his YouTube channel. He is also doing very well on his Instagram account where he has acquired more than 2.7 Million followers who always follow him. Jeff began his career as a fitness expert during high school graduation. Read More