Skincare strategies, the science of facial aging, and cosmetic-intervention guidance | Tanuj Nakra, M.D. & Suzan Obagi, M.D.

Peter Attia

30 jun 2025

Episode description

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Tanuj Nakra and Suzan Obagi, two leading experts in aesthetic medicine, join Peter to explore the science of facial aging and skin health as well as the responsibilities physicians face in the world of cosmetic procedures. In this episode, they examine the biological and hormonal drivers of facial aging, the evolutionary and psychological foundations of attractiveness, and the impact of modern media on beauty standards. They discuss the rise in cosmetic procedures among adolescents and the ethical responsibilities of physicians in these cases. The conversation then shifts to a practical, evidence-based guide to skin health—covering the use of mineral sunscreens, retinoids, vitamin C, and tailored skincare routines, as well as the management of acne and the psychology behind aesthetic consultations. The episode culminates in a candid, personal assessment of Peter’s own face, offering a revealing look at what aesthetic medicine can achieve and how to think critically about pursuing it.

We discuss:

Tanuj’s and Suzan’s training and expertise, and the evolving field of aesthetic medicine [4:00];
The biology of the aging face [10:45];
Why facial fat atrophies with age while body fat tends to accumulate [17:00];
How chronic stress accelerates facial aging [20:30];
The evolutionary biology of beauty, and how modern lifestyle, culture, and medicine interact with these ancient aesthetic instincts [25:30];
How social media and influencers have rapidly shifted aesthetic trends toward exaggerated features and unrealistic beauty standards [36:45];
The ethical challenges, financial incentives, and social pressures shaping modern aesthetic medicine [42:00];
The concerning trend of teenagers seeking cosmetic enhancements: the ethical and cultural impact of early beauty pressure [51:45];
Protecting the skin: UV damage and sunscreen recommendations [58:15];
Strategies for minimizing skin aging: retinoids, vitamin C, and evidence-based application methods [1:09:00];
Effective daily skincare routine: cleansing, antioxidants, retinoids, moisturization, and more [1:18:45];
The playbook f

Episode description

View the Show Notes Page for This Episode

Become a Member to Receive Exclusive Content

We discuss:

Tanuj’s and Suzan’s training and expertise, and the evolving field of aesthetic medicine [4:00];
The biology of the aging face [10:45];
Why facial fat atrophies with age while body fat tends to accumulate [17:00];
How chronic stress accelerates facial aging [20:30];
The evolutionary biology of beauty, and how modern lifestyle, culture, and medicine interact with these ancient aesthetic instincts [25:30];
How social media and influencers have rapidly shifted aesthetic trends toward exaggerated features and unrealistic beauty standards [36:45];
The ethical challenges, financial incentives, and social pressures shaping modern aesthetic medicine [42:00];
The concerning trend of teenagers seeking cosmetic enhancements: the ethical and cultural impact of early beauty pressure [51:45];
Protecting the skin: UV damage and sunscreen recommendations [58:15];
Strategies for minimizing skin aging: retinoids, vitamin C, and evidence-based application methods [1:09:00];
Effective daily skincare routine: cleansing, antioxidants, retinoids, moisturization, and more [1:18:45];
The playbook f

Mindsip insights from this episode:

Inject tetracycline to reduce malar mound fluid retention

A cutting-edge technique involves injecting the antibiotic tetracycline into malar mounds on the cheeks to shrink the spongy tissue that collects fluid.

#antibiotics

#therapy

Utilize hormone replacement therapy to preserve facial structure

From age 50 to 70, women's facial bones can age 20 years faster than men's due to hormonal changes, making hormone replacement therapy a potential tool for preserving facial structure.

#HRT

#menopause

Understand that grafted fat retains original metabolic properties

Fat grafted from the abdomen to the face retains its original metabolic properties, meaning it can grow larger if the person gains weight post-procedure.

#metabolism

#regeneration

Strengthen jawlines by embracing tougher foods

Our modern diet of soft, cooked foods has led to weaker jawlines and crowded teeth compared to our ancestors, who had to chew much more.

#dental-health

#nutrition

Recognize fillers can last 8-10 years and complicate surgery

Contrary to marketing claims, facial fillers can persist for 8-10 years and disrupt normal anatomy, potentially complicating future surgical procedures.

#skin

Choose mineral sunscreens to avoid hormone disruption and DNA damage

Chemical sunscreens are potential hormone disruptors and may cause more DNA damage by creating reactive oxygen species, making mineral sunscreens a safer choice.

#hormones

#sunscreen

Treat cystic acne as a dermatologic emergency to prevent scarring

Cystic acne should be considered a dermatologic medical emergency due to the high risk of permanent scarring and associated lifelong psychological trauma.

#skin

Invest in high-quality vitamin C for effective skincare

You have to spend money on high-quality Vitamin C serums because cheaper formulations often degrade and lose their bioavailability before they can be effective on the skin.

#skin

#vitamin-C

Peter Attia

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