TRT Facts - Beyond Bro-Science

TT and fT levels of over 1000 elite track and field athletes.

Mean TT was 15.6 nmol/l (450 ng/dl), mean freeT was 9.8 ng/dl.
25% of elite athletes had TT levels of less than 360 ng/dl and 25% had higher TT levels than 570 ng/dl.

https://www.researchgate.net/publication/318195723_Serum_androgen_levels_and_their_relation_to_performance_in_track_and_field_Mass_spectrometry_results_from_2127_observations_in_male_and_female_elite_athletes

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