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Evidence-Based Supplement Research
Evidence-Based Supplement Research

Vitamin A

Most-studied combinations with Vitamin A

most supplement research is combination research
Also studied with:Turmeric (2), Blood Orange (2), Zinc (2), Vitamin D (3), Vitamin E (3), Vitamin C (3)
  • Men's 55+, One Daily Multivitamin

    By MegaFood

    4.8 (745 reviews)
    Out of Stock
    Available From
    Available From
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    Amazon
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    iHerb
    $55.99
    In
    Vitacost
    $55.99
    In
    Vitamin Shoppe
    $-
    Out
  • Vitamin A

    By Carlson

    4.9 (229 reviews)
    In Stock
    Available From
    Available From
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    Amazon
    $21.17
    In
    iHerb
    $21.17
    In
    Vitacost
    $21.17
    In
    Vitamin Shoppe
    $-
    Out
  • Lungs Vitamins +

    By Codeage

    4.8 (253 reviews)
    Out of Stock
    Available From
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    Amazon
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    iHerb
    $32.99
    In
    Vitacost
    $32.99
    In
    Vitamin Shoppe
    $-
    Out
  • Ultra Prenatal Multivitamin

    By NaturesPlus

    4.8 (1.1K reviews)
    Out of Stock
    Available From
    Available From
    MerchantPriceStockAction
    Amazon
    $-
    Out
    iHerb
    $41.18
    In
    Vitacost
    $41.18
    In
    Vitamin Shoppe
    $-
    Out
  • Hair Gummies

    By Codeage

    4.7 (183 reviews)
    In Stock
    Available From
    Available From
    MerchantPriceStockAction
    Amazon
    $-
    Out
    iHerb
    $24.99
    In
    Vitacost
    $24.99
    In
    Vitamin Shoppe
    $24.99
    In
  • Prenatal Multivitamin

    By Nordic Naturals

    4.7 (59 reviews)
    In Stock
    Available From
    Available From
    MerchantPriceStockAction
    Amazon
    $-
    Out
    iHerb
    $39.91
    In
    Vitacost
    $-
    Out
    Vitamin Shoppe
    $-
    Out
  • A

    By Carlson

    4.9 (174 reviews)
    Out of Stock
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