Sunscreen, COVID recovery, Serum B12 & Longevity, Dried Mushrooms, Caffeine & Quercetin

April 20, 2022

[00:00:44] Sunscreen (follow up from last week); chemical vs. mineral sunscreen.

[00:01:30] Study for discussion: Zinc oxide-induced changes to sunscreen ingredient efficacy and toxicity under UV irradiation.

[00:06:49] Do we even need sunscreen? NBT Podcast: The Pleiotropic Effects of Sunlight.

[00:08:21] How to avoid burning in the sun.

[00:10:28] Does avoiding PUFAs protect you from the sun?

Resources:

• After two hours, sunscreens that include some zinc oxide can lose effectiveness, become toxic
• Cutaneous malignant melanoma incidences analyzed worldwide by sex, age, and skin type over personal Ultraviolet-B dose shows no role for sunburn but implies one for Vitamin D3
• Potential of herbs in skin protection from ultraviolet radiation
• The Protective Role of Astaxanthin for UV-Induced Skin Deterioration in Healthy People—A Randomized, Double-Blind, Placebo-Controlled Trial

EWG Article: The trouble with ingredients in sunscreens

[00:11:15] Post-COVID liver function and recovery.

[00:15:00] SPMs (Specialized Pro-resolving Mediators) + glutathione support + dietary interventions a good place to start.

[00:15:35] BrocElite, Broq.

Resources:

• A High Percentage of Patients Recovered From COVID-19 but Discharged With Abnormal Liver Function Tests
• Liver injury in COVID-19: clinical features and treatment management
• Covid-19 and Liver Injury: Role of Inflammatory Endotheliopathy, Platelet Dysfunction, and Thrombosis
• Bottom-up analysis of emergent properties of N-acetylcysteine as an adjuvant therapy for COVID-19

[00:16:49] Serum B12 level and longevity.

[00:19:39] Laird Organic Performance Mushrooms.

[00:21:55] Interaction effects between caffeine and quercetin

Resources:

• Quercetin Significantly Inhibits the Metabolism of Caffeine, a Substrate of Cytochrome P450 1A2 Unrelated to CYP1A2*1C (−2964G>A) and *1F (734C>A) Gene Polymorphisms

[00:24:09] Additional comments on sunscreen and zinc oxide.

[00:29:50] Dosing apple peel powder.