beta carotene

  1. FitnessMike

    Did you notice the antimetabolic effect of carotene? from carots?

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  2. cureme

    Are these doses safe

    My urologist gave me this vitamins along with Tadalafil to treat a sexual dysfunction. I'm only interested in these vitamins. Are these doses safe? I'm very layman Beta-carotene (pro-vitamin A)________5,000 IU___167%* Ascorbic Acid (Vitamin C)_________60 mg___267%* Racealphatocopherol...
    • cureme
    • Thread
    • beta carotene copper erectile dysfunction selenium tadalafil vit a vit c vit e vitamins zinc
    • Replies: 4
    • Forum: Vitamins
  3. jpgio

    Consistent Negative reaction to foods high in vitamin A or beta carotene

    Whenever I eat foods high in vitamin A I have very bad side effects, vertigo, dizziness. This usually happens when I have eat more than one vitamin a/beta carotene rich food in a day i.e eggs and spinach. I basically only eat spinach for vitamin k. Eating liver causes a more extreme reaction...
    • jpgio
    • Thread
    • beta carotene eggs hypervitaminosis a liver retinol toxicity vitamin a vitamin k
    • Replies: 25
    • Forum: Fat-Soluble Vitamins
  4. RealNeat

    Anti-A people, how do you respond to D?

    I've been researching the relationship of vitamin A and D. Before I give any of my own input I'd like to know how the people who benefit from vitamin A restriction feel on vitamin D supps or intentional sun bathing. Please include your history of pharmaceutical A use if applicable.
  5. N

    Beta-Carotene Is A Retinoid Antagonist

    There were some trials in the past that showed increased lung-cancer incidence with "Vitamin A" supplementation in smokers. That also led to questions regarding the safety of retinol. Since beta-carotine supplementation was central in those trials the following study seems interesting...
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