<SEC-DOCUMENT>0001203228-16-000003.txt : 20160509
<SEC-HEADER>0001203228-16-000003.hdr.sgml : 20160509
<ACCEPTANCE-DATETIME>20160509155827
ACCESSION NUMBER:		0001203228-16-000003
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20160505
FILED AS OF DATE:		20160509
DATE AS OF CHANGE:		20160509

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NATURES SUNSHINE PRODUCTS INC
		CENTRAL INDEX KEY:			0000275053
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				870327982
		STATE OF INCORPORATION:			UT
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		2500 WEST EXECUTIVE PARKWAY
		STREET 2:		SUITE 100
		CITY:			LEHI
		STATE:			UT
		ZIP:			84043
		BUSINESS PHONE:		(801) 341-7900

	MAIL ADDRESS:	
		STREET 1:		2500 WEST EXECUTIVE PARKWAY
		STREET 2:		SUITE 100
		CITY:			LEHI
		STATE:			UT
		ZIP:			84043

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	AMTEC INDUSTRIES INC
		DATE OF NAME CHANGE:	19821108

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			SPRINGER MARY BETH
		CENTRAL INDEX KEY:			0001203228

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34483
		FILM NUMBER:		161631589

	MAIL ADDRESS:	
		STREET 1:		CLOROX CO
		STREET 2:		1221 BROADWAY
		CITY:			OAKLAND
		STATE:			CA
		ZIP:			94612
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wf-form4_146282388243992.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2016-05-05</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000275053</issuerCik>
        <issuerName>NATURES SUNSHINE PRODUCTS INC</issuerName>
        <issuerTradingSymbol>NATR</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001203228</rptOwnerCik>
            <rptOwnerName>SPRINGER MARY BETH</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O NATURE'S SUNSHINE PRODUCTS, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>2500 WEST EXECUTIVE PARKWAY, SUITE 100</rptOwnerStreet2>
            <rptOwnerCity>LEHI</rptOwnerCity>
            <rptOwnerState>UT</rptOwnerState>
            <rptOwnerZipCode>84043</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2016-05-05</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>5464</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>13438</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">These shares are in the form of restricted stock units (RSUs). Each RSU represents the right to receive one share of NATR common stock. These RSUs vest in monthly installments from the initial grant date through May 5, 2017.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/Stephen Bunker as attorney-in-fact for Mary Beth Springer</signatureName>
        <signatureDate>2016-05-09</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
