The Link Between Vitamin D Deficiency and Fatty Liver

Dr. Joseph Mercola - Take Control of Your Health

Briana Mercola

Alternative Health, Health & Fitness

4.6 • 1.6K Ratings

🗓️ 23 October 2025

⏱️ 7 minutes

🔗️ Recording | iTunes | RSS

🧾️ Download transcript

Summary

Low vitamin D levels are strongly linked to fatty liver severity, with deficiency tied to more fat buildup, higher liver enzymes, and worse metabolic problems like insulin resistance
Fatty liver disease often progresses silently until serious damage like cirrhosis or liver failure has already taken hold
Supplementing with vitamin D has been shown to lower blood sugar, reduce liver enzymes, improve cholesterol balance, and even help shrink waistlines
Cutting out vegetable oils and alcohol removes two of the biggest drivers of liver stress, giving your body the best chance to reverse damage and restore function
Simple, everyday steps like eating choline-rich foods, getting regular sun exposure, and testing your vitamin D levels will help you protect your liver and keep it working at full strength

Transcript

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0:00.0	What if one simple deficiency is quietly pushing you toward a fatty liver, higher blood sugar,
0:06.0	and a growing waistline without a single obvious symptom?
0:09.0	Welcome to Dr. Mercola's cellular wisdom.
0:12.0	Stay informed with quick, easy-to-listen summaries of our latest articles, perfect for when you're on the go.
0:17.0	No reading required. Subscribe for free at Mercola.com for the latest health insights.
0:22.6	Hello and welcome to Dr. Mercola's cellular wisdom. I'm Ethan Foster and today we're
0:28.6	looking at the connection between vitamin D status and non-alcoholic fatty liver disease. Why
0:34.5	low levels track with worse outcomes and what practical steps you can take to
0:38.8	course correct.
0:39.8	I'm Alara Sky, and we'll keep this focused and clear.
0:44.6	Fatty liver often progresses silently, and by the time symptoms show, you may already be
0:49.6	dealing with scarring or serious dysfunction.
0:52.6	The evidence you'll hear today points to vitamin D as a measurable
0:55.8	lever you can use while also removing major sources of liver stress. Most people never feel the
1:01.6	early warning signs. You might carry on with normal routines while fat quietly accumulates in your
1:07.5	liver. That is why understanding drivers, like vitamin D deficiency, insulin
1:12.8	resistance, and toxins from routine habits, matters. Addressing these factors before damage
1:18.8	sets in gives you the best chance to reverse course. A comprehensive analysis in frontiers in
1:24.4	pharmacology pulled together 16 randomized controlled trials in people with fatty liver.
1:30.3	Across those trials, vitamin D supplementation outperformed placebo on multiple fronts.
1:36.3	You see consistent reductions in body weight, body mass index, and waist circumference,
1:41.3	which signals a real shift in metabolic balance. Those changes weren't cosmetic. Fasting blood sugar and H-O-M-A-I-R, a marker of insulin resistance,
	...

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