Added sugar

Explore the impact of added sugar on testosterone levels, body composition, and overall men's health. Learn how to identify hidden sugars in your diet and reduce intake for better performance and longevity.

The science of food noise and how to turn down the volume

The science of food noise and how to turn down the volume

Dr. Jonathan Pierce, PhD avatar
Dr. Jonathan Pierce, PhD: Clinical Psychologist & Neuroscience Specialist
Dec 03, 2025 · 17 min read

If your brain never shuts up about food, it is not a character flaw. It is a brain-body signal problem that you can dial down with the right mix of habits, hormones and, when needed, medication. “When a man tells me he wakes up thinking about food and goes to bed planning his next snack, ...

Testosterone killing foods: What actually lowers T in men and what to eat instead

Testosterone killing foods: What actually lowers T in men and what to eat instead

Dr. Susan Carter, MD avatar
Dr. Susan Carter, MD: Endocrinologist & Longevity Expert
Dec 03, 2025 · 17 min read

“Testosterone killing foods” are foods that, when eaten often as part of an ultra processed Western style diet, are linked to lower testosterone in men through inflammation, insulin disruption, and weight gain. The good news is that you do not need a perfect diet. You need a few high impact swaps and the right lab ...

Finding the healthiest oat milk for your metabolism

Finding the healthiest oat milk for your metabolism

Dr. Susan Carter, MD avatar
Dr. Susan Carter, MD: Endocrinologist & Longevity Expert
Nov 30, 2025 · 16 min read

The healthiest option is an unsweetened, low‑oil, fortified oat milk with 0 g added sugar and about 90 to 120 calories per cup (typically 13 to 17 g carbs, 2 to 3 g protein, and 1 to 2 g fiber), because enzymatic processing can increase total sugars and the drink can still be high in ...

Can you drink coffee while fasting? What black coffee really does to a fast

Can you drink coffee while fasting? What black coffee really does to a fast

Dr. Susan Carter, MD avatar
Dr. Susan Carter, MD: Endocrinologist & Longevity Expert
Nov 30, 2025 · 10 min read

Black coffee does not break a metabolic fast for most men because an 8 ounce cup has about 3 calories and is unlikely to trigger a meaningful insulin response. The real risk comes from what you add to it, plus how caffeine affects hunger, blood sugar, cortisol, and your gut when your stomach is empty. ...

Is Propel water healthy or just clever marketing?

Is Propel water healthy or just clever marketing?

Dr. Susan Carter, MD avatar
Dr. Susan Carter, MD: Endocrinologist & Longevity Expert
Nov 28, 2025 · 10 min read

Propel is generally healthier than sugar-sweetened sports drinks because it has 0 g added sugar, avoiding the 30+ g sugar load a typical 20-oz sports drink can deliver. That is enough to nearly hit the American Heart Association’s daily added-sugar limit and can drive larger glucose and insulin excursions. The catch is that its sweetness ...

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