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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)
  • Optimal Prenatal MF

    By Seeking Health

    4.9 (127 reviews)
    In Stock
    Available From
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    Amazon
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    iHerb
    $65.00
    In
    Vitacost
    $-
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    Vitamin Shoppe
    $-
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  • Norwegian Cod Liver Oil

    By Mason Natural

    4.8 (59 reviews)
    Out of Stock
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    iHerb
    $6.83
    In
    Vitacost
    $-
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    Vitamin Shoppe
    $-
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  • Vitamin A & D

    By Carlson

    4.8 (139 reviews)
    In Stock
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    Amazon
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    iHerb
    $7.23
    In
    Vitacost
    $-
    Out
    Vitamin Shoppe
    $-
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  • Available From
    Available From
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    Amazon
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    iHerb
    $35.96
    In
    Vitacost
    $35.96
    In
    Vitamin Shoppe
    $39.55
    In
  • The Big One without Iron

    By Metabolic Maintenance

    4.7 (239 reviews)
    Out of Stock
    Available From
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    Amazon
    $-
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    iHerb
    $48.00
    In
    Vitacost
    $-
    Out
    Vitamin Shoppe
    $-
    Out
  • Once Daily High Energy Multivitamin

    By Solaray

    4.7 (371 reviews)
    In Stock
    Available From
    Available From
    MerchantPriceStockAction
    Amazon
    $-
    Out
    iHerb
    $30.58
    In
    Vitacost
    $30.58
    In
    Vitamin Shoppe
    $34.08
    In
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