May 27, 2025

#338: How the Sun ACTUALLY Impacts Skin Aging and Cancer Risk: Skin Cancer Controversies, Sun Safety Secrets, and Anti-Aging Breakthroughs With Teo Soleymani, MD

1 hour 20 minutes

Today, I’m joined by Teo Soleymani, MD—a double board-certified dermatologist, fellowship-trained Mohs and facial reconstructive surgeon, and an expert in all things skin cancer—plus, he’s as entertaining as he is knowledgeable. If you’ve ever wondered whether you should slather on sunscreen religiously, or if embracing more sunlight is actually good for you, we’re here to offer the clarity and nuance that’s so often missing from the conversation.

Listeners of this podcast can receive 15% off of SunPowder when you go to sunpowder.co/discount/NAT15 (it’s .co not .com or else you won’t find it).

What we discuss:

Sun exposure: fear vs. benefits debate ... 00:06:38

Genetics vs. sun in driving skin cancer risk ... 00:09:04

Types of skin cancer explained ... 00:10:38

HPV, environmental toxins, and non-UV causes ... 00:22:35

Burning vs. safe sun—practical advice ... 00:21:24

Sunscreen: mineral vs. chemical, what matters ... 00:36:01

Problems with spray sunscreens ... 00:40:45

Melanin, UV damage, and skin aging ... 00:13:40

Melasma: hormones and stubborn pigmentation ... 00:47:19

Estrogen, collagen, and topical supplements ... 00:49:18

Astaxanthin and polypodium—internal sun protection ... 00:56:01

Nicotinamide: strong evidence for cancer prevention ... 01:04:11

Sunpowder supplement: trials and benefits ... 01:07:43

Laser resurfacing and reduced cancer risk ... 01:12:33

Genetics, immune health, and testing limits ... 01:15:31

Where to find Sunpowder + connect with Teo ... 01:18:53

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