Don’t Eat Naked Carbs

How Vinegar, Fermented Foods and Lemon Juice can help weight loss

Dr. Jason Fung
8 min readMay 29, 2024

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The hormone insulin is one of the main drivers of obesity. While the amount of carbohydrates plays a big role in insulin effect, (which is why low carb diets can be very effective), it is not the ONLY factor affecting insulin secretion.

In previous articles, we’ve discussed

- Reducing the number of carbohydrates

- Eating more fiber (reducing net carbs)

- Changing the types of carbohydrates — the higher the glycemic index, the higher the rise in glucose and insulin

- Eating the carbs last (food order) — eating proteins and veggies first

Eating carbohydrates together with certain other foods also has the beneficial effect of lowering the glucose and insulin spikes. We’ll consider these foods impact the glycemic index:

- Vinegar

- Dairy

- Olive oil and Butter

- Soy

Vinegar and other Acidic Foods

Vinegar (acetic acid) or lemon juice (citric acid) or fermented foods (lactic acid) have long been touted as weight loss aids, and recent studies have highlighted their effect to reduce…

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Dr. Jason Fung

Nephrologist. New York Times best selling author. Interest in type 2 diabetes reversal and intermittent fasting. Founder www.TheFastingMethod.com.