-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 KG3/xUua7exkxL404lZDR7cID5Xoj0R68AgZpDr42qUxvXpA+XOLYUxxZbcscTi3
 WX3jJ8QzTKBUAQtcxSgKYQ==

<SEC-DOCUMENT>0001199456-03-000018.txt : 20031020
<SEC-HEADER>0001199456-03-000018.hdr.sgml : 20031020
<ACCEPTANCE-DATETIME>20031020154103
ACCESSION NUMBER:		0001199456-03-000018
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20031016
FILED AS OF DATE:		20031020

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			BRU ABELARDO E
		CENTRAL INDEX KEY:			0001199456

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-01183
		FILM NUMBER:		03947810

	BUSINESS ADDRESS:	
		STREET 1:		7701 LEGACY DRIVE
		CITY:			PLANO
		STATE:			TX
		ZIP:			75266

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			PEPSICO INC
		CENTRAL INDEX KEY:			0000077476
		STANDARD INDUSTRIAL CLASSIFICATION:	BEVERAGES [2080]
		IRS NUMBER:				131584302
		STATE OF INCORPORATION:			NC
		FISCAL YEAR END:			1228

	BUSINESS ADDRESS:	
		STREET 1:		700 ANDERSON HILL RD
		CITY:			PURCHASE
		STATE:			NY
		ZIP:			10577
		BUSINESS PHONE:		9142532000

	MAIL ADDRESS:	
		STREET 1:		700 ANDERSON HILL ROAD
		CITY:			PURCHASE
		STATE:			NY
		ZIP:			10577-1444

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	PEPSI COLA CO
		DATE OF NAME CHANGE:	19700903
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>
    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType>
    <periodOfReport>2003-10-16</periodOfReport>
    <notSubjectToSection16>0</notSubjectToSection16>
    <issuer>
        <issuerCik>0000077476</issuerCik>
        <issuerName>PEPSICO INC</issuerName>
        <issuerTradingSymbol>PEP</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001199456</rptOwnerCik>
            <rptOwnerName>BRU ABELARDO E</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>7701 LEGACY DRIVE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>PLANO</rptOwnerCity>
            <rptOwnerState>TX</rptOwnerState>
            <rptOwnerZipCode>75266</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chmn CEO FritoLay N. America</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>
  <nonDerivativeTable>
   <nonDerivativeTransaction>
      <securityTitle>
          <value>PepsiCo, Inc. Common Stock</value>
      </securityTitle>
      <transactionDate>
          <value>2003-10-16</value>
      </transactionDate>
      <transactionCoding>
          <transactionFormType>4</transactionFormType>
          <transactionCode>M</transactionCode>
          <equitySwapInvolved>0</equitySwapInvolved>
      </transactionCoding>
      <transactionTimeliness>
      <value />
      </transactionTimeliness>
      <transactionAmounts>
          <transactionShares>
              <value>1438.00</value>
          </transactionShares>
          <transactionPricePerShare>
              <value>14.28</value>
          </transactionPricePerShare>
          <transactionAcquiredDisposedCode>
              <value>A</value>
          </transactionAcquiredDisposedCode>
      </transactionAmounts>
      <postTransactionAmounts>
          <sharesOwnedFollowingTransaction>
              <value>1438.00</value>
          </sharesOwnedFollowingTransaction>
      </postTransactionAmounts>
      <ownershipNature>
          <directOrIndirectOwnership>
              <value>D</value>
          </directOrIndirectOwnership>
      </ownershipNature>
   </nonDerivativeTransaction>
   <nonDerivativeTransaction>
      <securityTitle>
          <value>PepsiCo, Inc. Common Stock</value>
      </securityTitle>
      <transactionDate>
          <value>2003-10-16</value>
      </transactionDate>
      <transactionCoding>
          <transactionFormType>4</transactionFormType>
          <transactionCode>M</transactionCode>
          <equitySwapInvolved>0</equitySwapInvolved>
      </transactionCoding>
      <transactionTimeliness>
      <value />
      </transactionTimeliness>
      <transactionAmounts>
          <transactionShares>
              <value>22872.00</value>
          </transactionShares>
          <transactionPricePerShare>
              <value>18.58</value>
          </transactionPricePerShare>
          <transactionAcquiredDisposedCode>
              <value>A</value>
          </transactionAcquiredDisposedCode>
      </transactionAmounts>
      <postTransactionAmounts>
          <sharesOwnedFollowingTransaction>
              <value>24310.00</value>
          </sharesOwnedFollowingTransaction>
      </postTransactionAmounts>
      <ownershipNature>
          <directOrIndirectOwnership>
              <value>D</value>
          </directOrIndirectOwnership>
      </ownershipNature>
   </nonDerivativeTransaction>
   <nonDerivativeTransaction>
      <securityTitle>
          <value>PepsiCo, Inc. Common Stock</value>
      </securityTitle>
      <transactionDate>
          <value>2003-10-16</value>
      </transactionDate>
      <transactionCoding>
          <transactionFormType>4</transactionFormType>
          <transactionCode>M</transactionCode>
          <equitySwapInvolved>0</equitySwapInvolved>
      </transactionCoding>
      <transactionTimeliness>
      <value />
      </transactionTimeliness>
      <transactionAmounts>
          <transactionShares>
              <value>3315.00</value>
          </transactionShares>
          <transactionPricePerShare>
              <value>26.42</value>
          </transactionPricePerShare>
          <transactionAcquiredDisposedCode>
              <value>A</value>
          </transactionAcquiredDisposedCode>
      </transactionAmounts>
      <postTransactionAmounts>
          <sharesOwnedFollowingTransaction>
              <value>27625.00</value>
          </sharesOwnedFollowingTransaction>
      </postTransactionAmounts>
      <ownershipNature>
          <directOrIndirectOwnership>
              <value>D</value>
          </directOrIndirectOwnership>
      </ownershipNature>
   </nonDerivativeTransaction>
   <nonDerivativeTransaction>
      <securityTitle>
          <value>PepsiCo, Inc. Common Stock</value>
      </securityTitle>
      <transactionDate>
          <value>2003-10-16</value>
      </transactionDate>
      <transactionCoding>
          <transactionFormType>4</transactionFormType>
          <transactionCode>S</transactionCode>
          <equitySwapInvolved>0</equitySwapInvolved>
      </transactionCoding>
      <transactionTimeliness>
      <value />
      </transactionTimeliness>
      <transactionAmounts>
          <transactionShares>
              <value>4825.00</value>
          </transactionShares>
          <transactionPricePerShare>
              <value>47.75</value>
          </transactionPricePerShare>
          <transactionAcquiredDisposedCode>
              <value>D</value>
          </transactionAcquiredDisposedCode>
      </transactionAmounts>
      <postTransactionAmounts>
          <sharesOwnedFollowingTransaction>
              <value>22800.00</value>
          </sharesOwnedFollowingTransaction>
      </postTransactionAmounts>
      <ownershipNature>
          <directOrIndirectOwnership>
              <value>D</value>
          </directOrIndirectOwnership>
      </ownershipNature>
   </nonDerivativeTransaction>
   <nonDerivativeTransaction>
      <securityTitle>
          <value>PepsiCo, Inc. Common Stock</value>
      </securityTitle>
      <transactionDate>
          <value>2003-10-16</value>
      </transactionDate>
      <transactionCoding>
          <transactionFormType>4</transactionFormType>
          <transactionCode>S</transactionCode>
          <equitySwapInvolved>0</equitySwapInvolved>
      </transactionCoding>
      <transactionTimeliness>
      <value />
      </transactionTimeliness>
      <transactionAmounts>
          <transactionShares>
              <value>5000.00</value>
          </transactionShares>
          <transactionPricePerShare>
              <value>47.72</value>
          </transactionPricePerShare>
          <transactionAcquiredDisposedCode>
              <value>D</value>
          </transactionAcquiredDisposedCode>
      </transactionAmounts>
      <postTransactionAmounts>
          <sharesOwnedFollowingTransaction>
              <value>17800.00</value>
          </sharesOwnedFollowingTransaction>
      </postTransactionAmounts>
      <ownershipNature>
          <directOrIndirectOwnership>
              <value>D</value>
          </directOrIndirectOwnership>
      </ownershipNature>
   </nonDerivativeTransaction>
   <nonDerivativeTransaction>
      <securityTitle>
          <value>PepsiCo, Inc. Common Stock</value>
      </securityTitle>
      <transactionDate>
          <value>2003-10-16</value>
      </transactionDate>
      <transactionCoding>
          <transactionFormType>4</transactionFormType>
          <transactionCode>S</transactionCode>
          <equitySwapInvolved>0</equitySwapInvolved>
      </transactionCoding>
      <transactionTimeliness>
      <value />
      </transactionTimeliness>
      <transactionAmounts>
          <transactionShares>
              <value>17800.00</value>
          </transactionShares>
          <transactionPricePerShare>
              <value>47.70</value>
          </transactionPricePerShare>
          <transactionAcquiredDisposedCode>
              <value>D</value>
          </transactionAcquiredDisposedCode>
      </transactionAmounts>
      <postTransactionAmounts>
          <sharesOwnedFollowingTransaction>
              <value>0.00</value>
          </sharesOwnedFollowingTransaction>
      </postTransactionAmounts>
      <ownershipNature>
          <directOrIndirectOwnership>
              <value>D</value>
          </directOrIndirectOwnership>
      </ownershipNature>
   </nonDerivativeTransaction>
    <nonDerivativeHolding>
      <securityTitle>
          <value>PepsiCo, Inc. Common Stock</value>
      </securityTitle>
      <postTransactionAmounts>
          <sharesOwnedFollowingTransaction>
              <value>4490.92</value>
              <footnoteId id="F1" />
          </sharesOwnedFollowingTransaction>
      </postTransactionAmounts>
      <ownershipNature>
          <directOrIndirectOwnership>
              <value>I</value>
          </directOrIndirectOwnership>
          <natureOfOwnership>
              <value>By 401(k)</value>
          </natureOfOwnership>
      </ownershipNature>
   </nonDerivativeHolding>
  </nonDerivativeTable>
  <derivativeTable>
   <derivativeTransaction>
      <securityTitle>
          <value>Employee Stock Option (right to buy)</value>
      </securityTitle>
      <conversionOrExercisePrice>
          <value>18.58</value>
      </conversionOrExercisePrice>
      <transactionDate>
          <value>2003-10-16</value>
      </transactionDate>
      <transactionCoding>
          <transactionFormType>4</transactionFormType>
          <transactionCode>M</transactionCode>
          <equitySwapInvolved>0</equitySwapInvolved>
      </transactionCoding>
      <transactionAmounts>
          <transactionShares>
              <value>22872.00</value>
          </transactionShares>
          <transactionPricePerShare>
              <footnoteId id="F2" />
          </transactionPricePerShare>
          <transactionAcquiredDisposedCode>
              <value>D</value>
          </transactionAcquiredDisposedCode>
      </transactionAmounts>
      <exerciseDate>
          <value>1998-02-01</value>
      </exerciseDate>
      <expirationDate>
          <value>2004-01-27</value>
      </expirationDate>
      <underlyingSecurity>
          <underlyingSecurityTitle>
              <value>PepsiCo, Inc. Common Stock</value>
          </underlyingSecurityTitle>
          <underlyingSecurityShares>
              <value>22872.00</value>
          </underlyingSecurityShares>
      </underlyingSecurity>
      <postTransactionAmounts>
          <sharesOwnedFollowingTransaction>
              <value>0.00</value>
          </sharesOwnedFollowingTransaction>
      </postTransactionAmounts>
      <ownershipNature>
          <directOrIndirectOwnership>
              <value>D</value>
          </directOrIndirectOwnership>
      </ownershipNature>
   </derivativeTransaction>
   <derivativeTransaction>
      <securityTitle>
          <value>Employee Stock Option (right to buy)</value>
      </securityTitle>
      <conversionOrExercisePrice>
          <value>14.28</value>
      </conversionOrExercisePrice>
      <transactionDate>
          <value>2003-10-16</value>
      </transactionDate>
      <transactionCoding>
          <transactionFormType>4</transactionFormType>
          <transactionCode>M</transactionCode>
          <equitySwapInvolved>0</equitySwapInvolved>
      </transactionCoding>
      <transactionAmounts>
          <transactionShares>
              <value>1438.00</value>
          </transactionShares>
          <transactionPricePerShare>
              <footnoteId id="F2" />
          </transactionPricePerShare>
          <transactionAcquiredDisposedCode>
              <value>D</value>
          </transactionAcquiredDisposedCode>
      </transactionAmounts>
      <exerciseDate>
              <footnoteId id="F3" />
      </exerciseDate>
      <expirationDate>
          <value>2004-06-30</value>
      </expirationDate>
      <underlyingSecurity>
          <underlyingSecurityTitle>
              <value>PepsiCo, Inc. Common Stock</value>
          </underlyingSecurityTitle>
          <underlyingSecurityShares>
              <value>1438.00</value>
          </underlyingSecurityShares>
      </underlyingSecurity>
      <postTransactionAmounts>
          <sharesOwnedFollowingTransaction>
              <value>0.00</value>
          </sharesOwnedFollowingTransaction>
      </postTransactionAmounts>
      <ownershipNature>
          <directOrIndirectOwnership>
              <value>D</value>
          </directOrIndirectOwnership>
      </ownershipNature>
   </derivativeTransaction>
   <derivativeTransaction>
      <securityTitle>
          <value>Employee Stock Option (right to buy)</value>
      </securityTitle>
      <conversionOrExercisePrice>
          <value>26.42</value>
      </conversionOrExercisePrice>
      <transactionDate>
          <value>2003-10-16</value>
      </transactionDate>
      <transactionCoding>
          <transactionFormType>4</transactionFormType>
          <transactionCode>M</transactionCode>
          <equitySwapInvolved>0</equitySwapInvolved>
      </transactionCoding>
      <transactionAmounts>
          <transactionShares>
              <value>3315.00</value>
          </transactionShares>
          <transactionPricePerShare>
              <footnoteId id="F2" />
          </transactionPricePerShare>
          <transactionAcquiredDisposedCode>
              <value>D</value>
          </transactionAcquiredDisposedCode>
      </transactionAmounts>
      <exerciseDate>
          <value>1998-02-01</value>
      </exerciseDate>
      <expirationDate>
          <value>2004-01-27</value>
      </expirationDate>
      <underlyingSecurity>
          <underlyingSecurityTitle>
              <value>PepsiCo, Inc. Common Stock</value>
          </underlyingSecurityTitle>
          <underlyingSecurityShares>
              <value>3315.00</value>
          </underlyingSecurityShares>
      </underlyingSecurity>
      <postTransactionAmounts>
          <sharesOwnedFollowingTransaction>
              <value>0.00</value>
          </sharesOwnedFollowingTransaction>
      </postTransactionAmounts>
      <ownershipNature>
          <directOrIndirectOwnership>
              <value>D</value>
          </directOrIndirectOwnership>
      </ownershipNature>
   </derivativeTransaction>
  </derivativeTable>
<footnotes>
   <footnote id="F1">Reflects number of shares held in 401(k) account as of 10/16/03.</footnote>
   <footnote id="F2">There is no price for this derivative security.</footnote>
   <footnote id="F3">Twenty percent of these options became exercisable one year after the grant date, and an additional twenty percent became exercis
able each of the four years thereafter.</footnote>
</footnotes>
<remarks></remarks>    <ownerSignature>
       <signatureName>Abelardo E. Bru</signatureName>
       <signatureDate>2003-10-17</signatureDate>
    </ownerSignature>
</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----