<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0206</schemaVersion>

    <documentType>3/A</documentType>

    <periodOfReport>2014-12-08</periodOfReport>

    <dateOfOriginalSubmission>2015-02-09</dateOfOriginalSubmission>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001562733</issuerCik>
        <issuerName>Synergy CHC Corp.</issuerName>
        <issuerTradingSymbol>SNYR.OB</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001626921</rptOwnerCik>
            <rptOwnerName>Ross Jack</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>275 CANTERBURY LANE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>FALL RIVER</rptOwnerCity>
            <rptOwnerState>Z4</rptOwnerState>
            <rptOwnerZipCode>B2T 1A4</rptOwnerZipCode>
            <rptOwnerStateDescription>CANADA (FEDERAL LEVEL)</rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>President and CEO</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeHolding>
            <securityTitle>
                <value>Stock Option (Right to Buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>0.25</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>2014-04-02</value>
            </exerciseDate>
            <expirationDate>
                <value>2024-04-02</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>1000000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>Kenek Brands Inc.</value>
                    <footnoteId id="F1"/>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeHolding>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">The shares of Common Stock underlying the Stock Option are owned directly by Kenek Brands Inc., which is wholly owned by the Reporting Person. The Reporting Person is the indirect beneficial owner of the reported securities.</footnote>
    </footnotes>

    <remarks>The reporting person's Form 3 filed February 5, 2015 did not include the Stock Option.</remarks>

    <ownerSignature>
        <signatureName>/s/ W. David Mannheim, by power of attorney</signatureName>
        <signatureDate>2016-10-18</signatureDate>
    </ownerSignature>
</ownershipDocument>
