Dax Shepard
Actor, host of Armchair Expert
Dax Shepard is an American actor, writer and director known for the series Parenthood and the film CHiPs. Since 2018 he has hosted Armchair Expert, a long-form interview podcast. He talks openly on the show about his recovery from addiction, his fitness routine and his use of testosterone injections.
Updated November 1, 2026 · 1 experiment
What Dax Shepard has tried
1 experiment we can source: 1 kept. Trying something is not recommending it; each entry says which.
Kept
Testosterone replacement therapyDrugs
Dates not stated · Does not recommend it to others
Told his podcast guests he takes testosterone injections alongside heavy lifting, and pointed to a family history of low testosterone when they raised concerns.
“heavy testosterone injections”
TODAY, Dax Shepard credits the size of his biceps to testosterone injections (July 2021) · Status checked July 27, 2021 · Suggest a correction