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  1. Feb 3, 2015 · Suzanne Humphries is a specialist in internal medicine and kidney disease from the US, The lecture is about the role of vitamin C (ascorbic acid) for a variety of functions in the body and...

    • 116 min
    • 750.7K
    • Eva-Lotta Ryd
  2. Dr. Suzanne Humphries - "Vitamin C Basics - Practical Use: The Who, How & When". Original source of video file: • Lecture on vitamin C by brilliant Suz... Dr. Humphries has a...

    • 65 min
    • 10.7K
    • Streets of Vancouver
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  4. Oct 30, 2017 · Natural VS Synthetic Vitamin C. My opinion after years of reading and using in my practice. https://www.youtube.com/watch?v=QMULeO4sR3I

    • What Does Vitamin C Do For Your Skin?
    • Side Effects/Precautions When Using Vitamin C Serum
    • How to Use Vitamin C Serum

    Vitamin C is great for your body, but when you consume it (like through food, drinks and supplements), your skin mostly misses out. The best way to reap the dermatological benefits of vitamin C is by applying skin care products that contain it. These days, vitamin C — also known as ascorbic acid or L-ascorbic acid — often comes in serum form, thoug...

    Most people don’t experience any negative side effects from using vitamin C serum, but in rare case, you may have: 1. Dryness. 2. Itching. 3. Redness. If you have sensitive skin, start with a low concentration of L-ascorbic acid, just to be on the safe side.

    Apply vitamin C serum after cleansing (and after applying your toner, if you use one). And although it’s safe to use overnight, Dr. Piliang recommends applying it in the morning because of the way it serves as a backup to sunscreen. “They work in synergy.” And although you can use vitamin C on your skin every day, don’t expect to see results right ...

  5. Apr 18, 2024 · The best vitamin C antioxidant serums for anti-aging and dermatologist picks for oily skin, hyperpigmentation, sensitive skin, dry skin and at the drugstore.

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  7. Jun 11, 2024 · Our beauty writer found the best overall vitamin-C serum, Skinceuticals C E Ferulic, but also tested and researched formulas for oily, acne-prone, and sensitive skin.

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