Ep 339 - ECA Stack & Yohimbine
Episode 339 of the Iron Culture presented by MASS podcast, hosted by The MASS Crew, titled "Ep 339 - ECA Stack & Yohimbine" was published on August 6, 2025 and runs 106 minutes.
August 6, 2025 ·106m · Iron Culture presented by MASS
Episode Description
In this episode of Iron Culture, Helms and Trex have a lengthy discussion about the ECA stack and yohimbine. The history, the mechanisms, the regulatory changes, the practical applications – you name it, they cover it. Don't miss this episode if you have an interest in fat loss, stimulants, or dietary supplementation in general.
Also, be sure to check out the newest issue of the MASS Research Review! Learn more at massresearchreview.com
Time stamps
0:00 Intro
4:18 New issue of the MASS Research Review
10:42 Helms contest prep update
13:15 The history of the ECA stack and supplement regulation
30:07 Ephedra vs Ephedrine
35:31 Why people took ephedrine / ECA stack
36:30 Trends in PED use over time
45:00 Research on the ECA stack
50:58 Banning lifters for stimulant use
53:15 Effects of ephedrine + caffeine on metabolism and fat loss
1:02:44 What does aspirin really add to the ECA stack?
1:13:00 Do NSAIDs blunt hypertrophy?
1:21:25 How yohimbine works (and yohimbe vs yohimbine distinction)
1:31:10 Regulatory status of yohimbine
1:32:58 Practical applications
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