Bodybuilders use the peptide CJC-1295 to grow muscle. I tried it for two weeks. Unexpected

Not SupportedBryan Johnson stopped CJC-1295 after two doses due to observed side effects.

Partially SupportedCJC-1295 raises growth hormone, which causes the body to retain more water and sodium, increasing thermal mass and slowing core temperature rise during heat exposure.

Partially SupportedCJC-1295 increased total time above the heat shock protein (HSP) threshold during sauna sessions from 9 minutes to 15 minutes.

Not SupportedThe side effect burden of CJC-1295 outweighed the benefit of increased HSP exposure.

Partially Supported