Dr. Susan Carter, MD: Endocrinologist & Longevity Expert

Dr. Susan Carter is an endocrinologist and longevity expert specializing in hormone balance, metabolism, and the aging process. She links low testosterone with thyroid and cortisol patterns and turns lab data into clear next steps. Patients appreciate her straightforward approach, preventive mindset, and calm, data-driven care.

Are Clif Bars healthy or just clever marketing?

Are Clif Bars healthy or just clever marketing?

Dr. Susan Carter, MD avatar
Dr. Susan Carter, MD: Endocrinologist & Longevity Expert
Nov 27, 2025 · 11 min read

For most sedentary people, a Clif Bar is not a “healthy” snack. It is often a ~250-calorie bar with ~20 grams of added sugar and a refined carbohydrate load that can raise blood glucose and insulin. If it adds calories or replaces a more filling, lower-calorie snack, it may make a calorie deficit harder to ...

Gary Brecka gene test: What DNA methylation really tells you about your health

Gary Brecka gene test: What DNA methylation really tells you about your health

Dr. Susan Carter, MD avatar
Dr. Susan Carter, MD: Endocrinologist & Longevity Expert
Nov 27, 2025 · 15 min read

DNA methylation tests estimate biological age and population-level risk patterns, but they cannot diagnose disease or reliably tell you which supplements you need. They measure methyl groups attached to cytosine at thousands of CpG sites and use algorithms (epigenetic clocks) to generate scores. Here’s how to read a Gary Brecka style methylation report without overpaying ...

Glutathione foods: Can you really eat your way to better antioxidant defense?

Glutathione foods: Can you really eat your way to better antioxidant defense?

Dr. Susan Carter, MD avatar
Dr. Susan Carter, MD: Endocrinologist & Longevity Expert
Nov 26, 2025 · 14 min read

Not reliably. Most glutathione in food is broken down during digestion, so diet helps more by providing the amino acids and cofactors your body uses to make glutathione. Here is how glutathione actually works, which foods matter most, and how to build a smarter plan for immunity, energy, and healthy aging. “Glutathione is less like ...

Medicine 3.0 for men: How to make prevention your default

Medicine 3.0 for men: How to make prevention your default

Dr. Susan Carter, MD avatar
Dr. Susan Carter, MD: Endocrinologist & Longevity Expert
Nov 25, 2025 · 16 min read

To make prevention your default, Medicine 3.0 focuses on earlier risk testing, tracking trends over time, and making targeted lifestyle and medical changes before disease develops. It shifts the goal from being “normal” on paper to being optimal in real life so you can protect performance now and extend healthspan later. “Medicine 3.0 is the ...

Dave’s Killer Bread glycemic index: Healthy for weight loss?

Dave’s Killer Bread glycemic index: Healthy for weight loss?

Dr. Susan Carter, MD avatar
Dr. Susan Carter, MD: Endocrinologist & Longevity Expert
Nov 25, 2025 · 14 min read

Dave’s Killer Bread is generally healthier than white bread because it contains more fiber and protein, but it is not automatically “healthy” for every goal and it is not automatically “bad for you” either. It can still be relatively high in calories and sugar depending on the loaf, slice size, and serving size, and there ...

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