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    Skin & Hair Quality

    Written by the Editors of Examine.comUpdated June 24, 2014

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    Medical Disclaimer & Important Note

    Tis guide is a general health-related

    inormation product, intended or

    healthy adults over the age o 18.

    Tis guide is or educational purposes

    only. It is not medical advice. Pleaseconsult a medical or health proessional

    beore you begin any exercise, nutrition,

    or supplementation program, or i you

    have questions about your health.

    Participating in exercise activities or

    using products mentioned in this guide

    may pose risks or people in poor health

    or with pre-existing physical or mentalhealth conditions.

    Do not use any products or participate

    in any activities i you are in poor

    health or have a pre-existing mental

    or physical health condition. I you

    choose to participate, you do so o

    your own ree will, and you knowingly

    and voluntarily accept the risks.

    While we will mention major known

    drug interactions, it may be possible

    or any supplement to interact with

    medications or other drugs. I you are

    currently taking medication, consult a

    health proessional prior to using anysupplement in this guide.

    Specific study results described in

    this guide should not be considered

    representative o typical results. Not

    all supplements provide the exact

    amount o compounds as listed

    on the label. Always investigate

    supplement companies, as well as the

    supplement itsel, beore purchasing

    anything. Herbs, rather than isolated

    compounds, may also have some

    variability rom one batch to the next

    that can alter the efficacy.

    o read the evidence supporting claims

    mentioned in this guide, please visitExamine.com.

    http://www.examine.com/http://www.examine.com/
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    Table of Contents

    04 How to use this Guide

    05 Base Supplements

    06 Proven Options

    09 Unproven Options

    12 Cautionary & Overhyped Options

    13 Assembling Your Supplement Stack

    15 Stack Modification FAQ

    16 Precautions & roubleshooting

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    04Skin & Hair Quality

    How to use this Guide

    Te team at Examine.com has been

    publishing research on nutrition and

    supplementation since March 2011. In

    that time, weve learned a great deal aboutsupplements, especially how they can work

    together to help you with health goals.

    Tis stack guide help you figure out which

    supplements can help you and which will hinder

    and/or be a waste o your money or your

    desired goals.

    Te ollowing our sections presentinormation on supplements that are relevant

    to Skin & Hair Quality:

    1. Base Supplements

    2. Proven Options

    3. Unproven Options

    4. Cautionary and Overhyped Options

    Base Supplementsare recommended or the

    majority o people with this goal. Tey are either

    effective on their own or are required to boost

    the effects o another supplement. Tese are

    the first supplements to consider or your stack.

    Base Supplements are more researched and have

    less adverse drug interactions than options.

    Proven Optionsare supplements that will

    provide a lot o benefits, but only in the right

    context. Tey cannot be recommended or

    everyone, but i you read the entry and find

    that you meet the criteria, eel ree to add the

    supplement to your stack.

    Unproven Optionsare another group o

    potentially beneficial supplements, but they

    lack evidence or their effects. Tey cannot be

    recommended with the same confidence asproven options. Tey could work or be a waste

    o your money - there is not enough evidence

    to know or sure. Keep unproven options in

    mind, but approach them cautiously when

    incorporating them into your stack.

    Cautionary and Overhyped Optionsare

    supplements that are claimed to provide

    benefits but have been shown to be ineffective.

    I a supplement is deemed too risky to be used,

    it will also be ound in this section. Do notadd

    these compounds to your stack; they tend to

    be a waste o money or potentially harmul to

    your health.

    Once we have explained the various

    supplements that you need to be aware o, theAssembling your Supplement Stacksection

    will outline how different supplements can be

    combined, based on your objectives.

    Afer that, we ollow up with the Stack

    Modification FAQ, in which we cover

    common questions that may arise when

    assembling your stack.

    Lastly, we include inormation on Precautions

    and Troubleshooting.

    With all this combined, you should be able to

    identiy and assemble a supplement stack best

    suited or your goals and objectives.

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    05Skin & Hair Quality

    Base Supplements

    Tis stack does not currently have any base supplements.

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    06Skin & Hair Quality

    Polypodium leucotomos

    Why you should take it

    Polypodium leucotomos, also known as calaguala, is an herb ofen

    supplemented or skin health.

    Polypodium leucotomossupplementation was originally used to treat psoriasis,

    a skin disease characterized by red marks and rashes on the body.

    Polypodium leucotomoshas been called herbal sunblock because the bioactive

    compounds in the plant accumulate in the skin afer supplementation and

    increase the time it takes or UV radiation to redden and damage the skin.

    Supplementing Polypodium leucotomosalso increases antioxidant enzyme

    levels in skin cells, which can delay DNA damage and inflammatory responses

    rom stressors.

    How to take it

    o supplement Polypodium leucotomos, take 7.5 mg per kilogram o

    bodyweight. Tis results in the approximate dosages o:

    500 mg or a 150 lb person

    700 mg or a 200 lb person

    850 mg or a 250 lb person

    Polypodium leucotomos can also be supplemented by applying a topical skin

    cream containing 0.1% Polypodium leucotomos.

    Vitamin A

    Why you should take it

    Vitamin A increases collagen levels in the body. Collagen is the main

    structural protein in connective tissue. Applying vitamin A to the skin can

    increase collagen synthesis while preventing collagen degradation.

    Proven Options

    http://examine.com/supplements/Polypodium+leucotomos/http://examine.com/supplements/Vitamin+A/http://examine.com/supplements/Vitamin+A/http://examine.com/supplements/Polypodium+leucotomos/
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    07Skin & Hair Quality

    Proven Options (cont.)

    Vitamin A supplementation can also reduce skin lipid content, which is why

    a synthetic compound similar to vitamin A, called Accutane, is used to treat

    acne. Accutanes major side effect is skin dryness and peeling.

    Applying vitamin A nightly can reduce the appearance o age-related wrinkles

    by increasing the skin thickness. Continued usage o vitamin A can also

    lighten abnormal skin pigmentation, like sun spots. When applied to the ace,

    vitamin A can make the skin smoother.

    Vitamin A may not provide benefits or wrinkles caused by sun exposure.

    People that get prolonged daily sun exposure should not apply vitamin A

    topically. High doses o oral vitamin A have been linked to birth deects.Tough topical vitamin A application has not been linked to birth deects,

    pregnant women and women planning amilies should be careul with

    excessive topical application o vitamin A.

    How to take it

    o supplement vitamin A, apply all-trans retinoic acid, also known as

    tretinoin, to the skin through a cream containing between 0.025 0.1% o

    the molecule. Higher doses are more effective, but also more likely to causedryness and mild skin peeling.

    Coconut Oil

    Why you should take it

    Coconut oil is a popular home remedy or skin and hair health. Tough

    urther research is needed to determine i coconut oil can improve skin health,

    there is evidence to suggest it can improve hair quality.

    Coconut oil has been shown to strengthen hair, resulting in less breakage.

    It is also claimed to improve the silkiness o hair, but this has not been

    investigated in a study.

    http://examine.com/supplements/Coconut+Oil/http://examine.com/supplements/Coconut+Oil/
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    08Skin & Hair Quality

    Proven Options (cont.)

    How to take it

    Apply coconut oil to the hair in a thin layer afer washing and drying. I your

    hair eels greasy, youve applied too much coconut oil. Te best way to apply

    coconut oil is by putting in on your fingers and running your fingers throughyour hair.

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    09Skin & Hair Quality

    Creatine

    Why it is a proven option

    Creatine is a source o energy or cells. When a cell has a high level o

    creatine, it becomes more responsive to growth due to having a large supply

    o energy available.

    Applying creatine to skin may increase collagen synthesis. Collagen is an

    important structural protein in connective tissue.

    Creatine is an unproven option because there have been no human studies to

    test whether topical creatine supplementati