Preventing and Treating Sarcoidosis
The cause of sarcoidosis is unknown, but new research indicates that mycobacteria, like MAP bacteria found in dairy and meat products, are likely involved in some sarcoidosis cases.
All Videos for Skin Health
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Choosing the Safest and Most Effective Sunscreen (webinar recording)
Has sunscreen been proven to prevent skin aging and cancer?
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Risks and Benefits of Nicotinamide (NAM), a NAD+ Booster
The metabolism of NAM may deplete our methylation capacity, interfering with the normal metabolism of hormones and neurotransmitters, and produce a neurotoxic compound in the process.
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Do NAD+ Levels Decline with Age?
What is NAD+ and what role does it play in the aging process?
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The Best Foods for Your Skin
Greens, apples, tomato paste, and grapes are put to the test as edible skin care candidates.
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The Best Way to Boost NAD+: Supplements vs. Diet (webinar recording)
The pros and cons of all the NAD+ supplements and what are the ways to boost NAD+ naturally with diet and lifestyle?
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How to Prevent Skin Cancer with Diet
A randomized controlled trial found that a low-fat diet can result in a ten-fold lower skin cancer rate.
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The Best Supplement to Prevent Skin Cancer
Oral nicotinamide has been shown to prevent skin cancers in high-risk patients and cause precancerous lesions to disappear.
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How to Prevent Wrinkles with Diet
The evidence supports the recommendation to follow a whole food, plant-based diet for healthier looking skin.
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The Best Type of Sunscreen to Use
The FDA has concluded that only two sunscreen ingredients can be considered safe: zinc oxide and titanium dioxide.
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Does Sunscreen Cause or Prevent Skin Cancer?
Sunscreen is put to the test in a randomized controlled trial to see if it can actually prevent skin cancer.
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The Single Most Important Thing for Anti-Aging Skin Care
Sunscreen is put to the test in a randomized controlled trial to see if it can actually slow skin aging.
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How to Boost Collagen Synthesis with Diet
Which foods can increase collagen deposition and prevent wrinkles?
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Do Collagen Supplements Work for Skin Aging?
I assumed that collagen proteins would get completely broken down in the digestive tract, but I was wrong.
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What Causes Wrinkles?
Over time, the skin folding caused by everyday facial expressions etches once-temporary grooves into permanent wrinkles, but only in the context of underlying structural damage.
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The Efficacy and Safety of Fillers, Chemical Peels, and Laser Skin Resurfacing
Chemical peels and laser skin resurfacing may do more harm than good, and filler injections in certain areas of the face can cause blindness in rare cases.
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The Efficacy, Safety, and Side Effects of Botox and Facelifts
Botox injections and facelift surgery are considered to be relatively safe with complications happening in only about 1 in 2,000 and 1 in 20 procedures, respectively.
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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?
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The Benefits of Topical Niacinamide for Reversing Skin Aging
Niacinamide, a form of vitamin B3 also known as nicotinamide, is a precursor to two potent antioxidants that can help reverse signs of skin aging.
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Topical Retinoids to Reverse Skin Aging
Tretinoin, also known as all-trans retinoic acid (sold under a variety of brands including Retin-A), can reverse the signs of aging, but at what cost?
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What Is the Most Important Anti-Aging Cream Ingredient?
Most anti-aging creams may work no better than typical moisturizers.
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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.
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Topical Apple Cider Vinegar for Treating Varicose Veins
What are the results of a randomized controlled trial on the effect of topical apple cider vinegar on varicose veins?
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How to Naturally Reduce Wrinkles with Food
Almonds are put to the test in a randomized controlled trial for facial wrinkles.
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Do Vitamin B12 Supplements Cause Acne?
Acne can be triggered in one in ten people who get vitamin B12 injections.
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Type 1 Diabetes Treatment: A Plant-Based Diet
Is it possible to reverse type 1 diabetes if caught early enough?
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Anti-Inflammatory Diet for Lupus
Green smoothies are put to the test for the autoimmune disease SLE (lupus).
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Which Type of Duct Tape Is Best for Wart Removal?
Why do some experiments show that duct tape is ineffective for treating warts?
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Can You Really Remove Warts with Duct Tape?
Duct tape beat out ten other wart treatments for not only cost but effectiveness, so why isn’t it standard practice?
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Duct Tape and Wart Removal
Duct tape beat out cryotherapy (freezing) for treating warts in a randomized controlled head-to-head trial.
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Benzoyl Peroxide vs. Tea Tree Oil for Acne
A 5% tea-tree oil gel is pitted head-to-head against the leading over-the-counter treatment for pimples.
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Aloe Vera for Psoriasis
Aloe gel is put to the test head-to-head versus steroids against the chronic inflammatory skin disease psoriasis.
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Is Tea Tree Oil Safe?
What, if any, are the caveats for tea tree oil use and tips on safe storage?
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Is Henna Safe?
Is there risk of lead and PPD contamination of red and black henna?
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Aloe for the Treatment of Advanced Metastatic Cancer
What are the effects of aloe on radiation burns caused by cancer treatment and on the cancer itself?
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Does Tea Tree Oil Work for Nail Fungus?
Tea tree essential oil is pitted against the antifungal cream lotrimin for the treatment of fungal nail infection, but what about treating the underlying cause?
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Does Tea Tree Oil Work for Dandruff and Athlete’s Foot?
Are the effects of tea tree oil anti-fungal or merely anti-inflammatory?
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Black Salve as an Alternative Cancer Cure
Is black salve, a paste made from bloodroot, safe and effective for the treatment of skin cancer?
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Viagra and Cancer
What is the role of erectile dysfunction drugs like Cialis and Levitra in the promotion and progression of prostate cancer and melanoma?
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Do Sunflower Seeds Cause Acne?
Should we be concerned about the pimples, cadmium, and “colonic crunch” associated with consumption of sunflower seeds?
