Daniel Baird, founder of NADS Underwear (code: BIOHACKINGBRITTANY) shares the science and inspiration behind his organic cotton underwear brand and explains how toxic fabrics impact testosterone levels, fertility, and overall well-being.

We also explore practical, actionable steps for making healthier wardrobe choices, why switching to non-toxic fabrics matters, and how men can take control of their health starting with their clothing.

From optimizing fertility to enhancing daily comfort and style, this conversation sheds light on why what you wear matters more than you might think—and how small changes can make a big difference for your overall well-being.

WE TALK ABOUT:

08:05 - How Daniel’s health journey led him to launch NADS Underwear

13:30 - The link between polyester fabrics and men’s fertility issues

19:10 - The toxic chemicals present in conventional underwear

26:30 - The difference between “GOTS certified organic” and organic clothing

31:25 - Why men’s clothing has lagged in the clean, non-toxic movement

34:00 - The role of men’s health challenges like infertility in driving change

38:40 - What’s next for NADS and why they’re sticking to their niche

42:45 - Balancing health, comfort, and style in product design

47:05 - Advice for men starting their journey toward toxin-free living

SPONSORS:

Join the Health Optimization Summit to learn from top wellness experts, experience cutting-edge biohacks, and connect with a vibrant community—all while optimizing your health in an inspiring environment. Use code BIOHACKINGBRITTANY for 10% off.

RESOURCES:

Optimize your preconception health by joining my Baby Steps Course today!

Optimize your preconception health and fertility through my free hormone balancing, fertility boosting chocolate recipe! Download it now!

My Amazon storefront

NADS Underwear website (Use code: BIOHACKINGBRITTANY to get 15% off)

NADS’ Instagram

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Collaboration at Scale with Sanjay Srivastava, CDO, Genpact