B vitamins
Supplement
Typically associated with B12 injections rather than oral supplements; oral supplementation provides a more smoothed out dose. Discussed as part of the case studies.
Mentioned in 4 videos
Videos Mentioning B vitamins

Developing a Rational Approach to Supplementation for Health & Performance | Huberman Lab Podcast
Andrew Huberman
Water-soluble vitamins that, like others, are best ingested with food to prevent stomach upset.

Overcoming Depression, Burnout, Anxiety and Insomnia with Dan Murray-Serter | E54
The Diary Of A CEO
One of the three supplements recommended to Dan for insomia to help prevent energy spikes at 2 AM and provide a slow, sustained energy release.

Aisha Tyler Interview | The Tim Ferriss Show (Podcast)
Tim Ferriss
Supplements Aisha Tyler includes in her IVs when she feels 'wrecked' or travels a lot.

Scrutinizing supplements: creatine, fish oil, vitamin D, and more (AMA 69 Sneak Peek)
Peter Attia MD
Typically associated with B12 injections rather than oral supplements; oral supplementation provides a more smoothed out dose. Discussed as part of the case studies.