New Year Predicament: Follistatin Now Both a WADA Prohibited Substance and a Supplement Certified for Sport
Yolked Supplement Contains Follistatin, a Myostatin Inhibitor With the onset of 2019, a new WADA Prohibited List has taken effect. The new myostatin inhibitor language is perhaps the most significant change and has great potential impact on the nutrition and sport drug-testing industries, as we discussed in depth in October. Agents that may reduce myostatin expression are now considered banned, including specifically follistatin. Follistatin may be both prohibited and perhaps recommended in the
