How To Increase Free Testosterone, Elevating Deep Sleep Levels, Ideal Estrogen Levels For Women & Much More (Special Q&A Episode!)

29 Jan 2026 · 73 min
Episode

29 Jan 2026 · 73 min

0:00

Ben Greenfield and physicians answer questions on boosting testosterone, improving sleep, balancing estrogen in women, and optimizing health through testing, fasting, and supplements. Topics include microbiome parasites, continuous glucose monitors, NAD therapy, and how to treat colds.

Questions this episode answers

Ben cited an ideal TSH range of ~0.5–2.0; noted 3.8 would be considered 'normal' by labs but high/undesirable.

A free testosterone percentage over 2% was referenced as a goal.

They stated a preferred omega‑3 index above 8.

SMASH = Sardines, Mackerel, Anchovy, Salmon, Herring.

Panelists suggested roughly 3 months (up to ~120 days/RBC turnover) to see measurable change.

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