Nutrition Facts with Dr. Greger Do Anti-Aging Creams Work? Part 2
13 snips
Feb 29, 2024 This podcast delves into the effectiveness of anti-aging creams, highlighting the benefits of Niacinamide and Vitamin C in reversing skin aging. It explores the impact of natural ingredients, sun exposure, alpha-hydroxy acids, lotions, and antioxidants on skin health. The discussion also covers the benefits and challenges of using alloscorbic acid in skincare products for anti-aging purposes.
AI Snips
Chapters
Transcript
Episode notes
Niacinamide Can Improve Aging Signs
- Split-face trials showed small but measurable improvements in wrinkles and skin tone in weeks.
- Niacinamide improved elasticity without causing excess irritation.
Cosmetics Safety Is Poorly Tested
- Of the more than 12,000 synthetic chemicals used in cosmetics, fewer than 20% have been recognized as safe.
- This large evidence gap raises major safety concerns for topical products.
Less Potent Than Retinoic Acid
- Niacinamide's benefits are about one-third to one-fifth those of retinoic acid.
- It causes much less skin irritation than retinoids.