vitamin C

Dietary Supplements for Treating Tinnitus

Most over-the-counter tinnitus supplements promise relief but lack solid evidence and may even carry risks.

Iron-Deficiency Anemia: The Best Treatment and Are Vegetarians at Higher Risk?

What is the optimal dosing regiment for iron supplements?

A large blue glass container on its side with spilled white taurine powder with a yellow measuring scoop in the center of the powder pile in front of a mint green background

Like Beet Juice, Taurine Supplementation May Only Be Safe in the Context of a Plant-Based Diet

The adverse effects of taurine on our microbiome and hydrogen sulfide production may be ameliorated by diets high in fiber and low in saturated fats.

Two children making funny faces and holding tomato slices over their eyes

The Growth and Nutrient Intakes of Children Raised on Plant-Based Diets

How can we plan well-balanced plant-based diets for infants and kids?

Is Soil Degradation Reducing the Nutrition of Fruits and Vegetables?

Is the purported decline of nutrients in our crops due to soil degradation, or is that just supplement industry propaganda?

Pros and Cons of Raw Food Diets

Is there an advantage to eating a raw plant-based diet over a diet of raw and cooked whole plant foods?

Someone inspecting their legs for varicose veins

Causes, Prevention, and Treatment of Varicose Veins

Perhaps Ugandans had more than 50 times fewer varicose veins for the same reason they had 50 times less heart disease and up to 50 times less colon cancer.

Anti-Inflammatory Foods: The Benefits of Berries

Which fruits have anti-inflammatory effects and which do not?

The Best Foods for Your Skin

Greens, apples, tomato paste, and grapes are put to the test as edible skin care candidates.

Do Vitamin E Supplements Have Benefits for Cancer, Immunity, and Longevity?

Those who buy vitamin E supplements may in effect be paying to live a shorter life.

Banana vs. Mango Smoothies for Polyphenol Absorption

How can you mediate the phytonutrient-destroying enzyme in avocados, bananas, and mushrooms?

How to Prevent Wrinkles with Diet

The evidence supports the recommendation to follow a whole food, plant-based diet for healthier looking skin.

Centrum Multivitamin, Vitamin C, Beta Carotene, Souvenaid, Zinc, or Calcium Supplements for Preventing Alzheimer’s?

Which might actually make cognition worse: Centrum multivitamin, vitamin C, beta carotene, Souvenaid, zinc, or calcium supplements?

a green juice surrounded by green fruits and veggies

How to Boost Collagen Synthesis with Diet

Which foods can increase collagen deposition and prevent wrinkles?

Assortment of fruits and vegetables organized by color

Three Reasons Fruits and Vegetables May Reduce Osteoporosis Risk

Even just a single extra serving of fruits and vegetables per day is associated with lower bone fracture risk.

Fresh orange fruit and orange essential oil on concrete background

The Benefits of Topical Vitamin C for Reversing Skin Aging

What are the pros and cons of alpha hydroxy acid lotions and chemical peels, as well as the roles of topical antioxidants vitamin E and C, in reversing the signs of aging?

Dr. Greger and the presentation title on a blue background

How Not To Age – Live Presentation

In this live lecture, Dr. Greger offers a sneak peek into his latest book, How Not to Age, a New York Times Best Seller.

The Supplement Shown to Slow Age-Related Hearing Loss

Some studies found that higher levels of folate in the blood seem to correlate with better hearing, so researchers decided to put it to the test.

A Case of Stage 3 Cancer Reversal with Fasting

I go over a case report of water-only fasting, followed by a whole food, plant-based diet for follicular lymphoma.

Teacup with steam rising in front of a serene nature background

Does Coffee Inhibit Iron Absorption? What Are the Effects of Having Too Much Iron?

Coffee and common herbal teas impair iron absorption, which may help explain some of their benefits.

Potential Vitamin and Mineral Deficiency Risks on a Vegan Diet

What is the best way to get the nutrients of concern on a plant-based diet?

woman looking at her hairbrush with hair

Supplements for Hair Growth

Might biotin or zinc supplements prevent hair loss in men and women?

Do Vitamin C Supplements Help with Anxiety?

What are the risks and benefits of using vitamin C for depression and anxiety?

How to Reduce the Glycemic Impact of Potatoes

Broccoli, vinegar, and lemon juice are put to the test to blunt the glycemic index of white potatoes.

Glycemic Index of Potatoes: Why You Should Chill and Reheat Them

If you eat potatoes when they’re cold, as in potato salad, or chilled and reheated, you can get a nearly 40 percent lower glycemic impact.

spice and herb collection in bowls and spoons on a black wooden background

Which Foods Are Anti-Inflammatory?

Foods that reduce inflammation. What does an anti-inflammatory diet look like?

Assortment of dairy and meat products on dark countertop

Avoid These Foods to Prevent a Leaky Gut

Avoid these foods for leaky gut prevention: common drugs, foods, and beverages can disrupt the integrity of our intestinal barrier.

The Benefits of Moringa: Is It the Most Nutritious Food?

Does the so-called miracle tree live up to the hype?

Is Fasting for Weight Loss Safe?

The reasons why fasting longer than 24 hours, and particularly three or more days, should only be done under the supervision of a health professional and preferably in a live-in clinic.

Are Keto Diets Safe?

The effects of ketogenic diets on nutrient sufficiency, gut flora, and heart disease risk.

pressure cooker with tomatoes in background

Does Pressure Cooking Preserve Nutrients?

How Dr. Greger pressure steams his greens.

Berries for Inflammation and Osteoarthritis Treatment

Double-blind, randomized, placebo-controlled trials on berries and the first clinical study on the effects of berries on arthritis.

Kidney Stones and Spinach, Chard, and Beet Greens: Don’t Eat Too Much

Given their oxalate content, how much is too much spinach, chard, beet greens, chaga mushroom powder, almonds, cashews, star fruit, and instant tea?

How to Cook Greens

Dark green leafy vegetables are the most nutrient-dense foods on the planet. What’s the best way to prepare them?

Do Apricot Seeds Work as an Alternative Cancer Cure?

Do those who choose alternative cancer treatments live longer?

Best Food for Periodontal Disease and Gingivitis

What would happen if you stopped brushing your teeth but ate healthier?

Dietary Supplements for Autism

Vitamin C, vitamin D, and omega-3 fish oil supplements put to the test to improve the core symptoms of autism spectrum disorder.

Best Supplement for Canker Sores

Vitamin C, turmeric, beta-glucan fiber, and vitamin B12 are put to the test for recurring canker sores (aphthous ulcers).

Yellow Bell Peppers for Male Infertility and Lead Poisoning?

Yellow Bell Peppers for Male Infertility & Lead Poisoning?

Daily supplementation with 1,000 mg of vitamin C was put to the test to see if it could improve male fertility and lower lead levels.

Can Vitamin C Help with Lead Poisoning?

Those who have higher vitamin C levels tend to have less lead in their bloodstream, but what happens when people are given vitamin C supplements to put it to the test?

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