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    <submissionType>D</submissionType>

    <testOrLive>LIVE</testOrLive>

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        <cik>0001753612</cik>
        <entityName>Kula Bio, Inc.</entityName>
        <issuerAddress>
            <street1>6 MERCER ROAD</street1>
            <city>NATICK</city>
            <stateOrCountry>MA</stateOrCountry>
            <stateOrCountryDescription>MASSACHUSETTS</stateOrCountryDescription>
            <zipCode>01760</zipCode>
        </issuerAddress>
        <issuerPhoneNumber>603-812-7848</issuerPhoneNumber>
        <jurisdictionOfInc>DELAWARE</jurisdictionOfInc>
        <issuerPreviousNameList>
            <value>None</value>
        </issuerPreviousNameList>
        <edgarPreviousNameList>
            <value>None</value>
        </edgarPreviousNameList>
        <entityType>Corporation</entityType>
        <yearOfInc>
            <overFiveYears>true</overFiveYears>
        </yearOfInc>
    </primaryIssuer>

    <relatedPersonsList>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Harrison</firstName>
                <lastName>Yoon</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o Kula Bio, Inc.</street1>
                <street2>6 Mercer Road</street2>
                <city>Natick</city>
                <stateOrCountry>MA</stateOrCountry>
                <stateOrCountryDescription>MASSACHUSETTS</stateOrCountryDescription>
                <zipCode>01760</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>William</firstName>
                <lastName>Brady</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o Kula Bio, Inc.</street1>
                <street2>6 Mercer Road</street2>
                <city>Natick</city>
                <stateOrCountry>MA</stateOrCountry>
                <stateOrCountryDescription>MASSACHUSETTS</stateOrCountryDescription>
                <zipCode>01760</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Daniel</firstName>
                <lastName>Nocera</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
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                <street2>6 Mercer Road</street2>
                <city>Natick</city>
                <stateOrCountry>MA</stateOrCountry>
                <stateOrCountryDescription>MASSACHUSETTS</stateOrCountryDescription>
                <zipCode>01760</zipCode>
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            <relationshipClarification></relationshipClarification>
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        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Jamie</firstName>
                <lastName>Goldstein</lastName>
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            <relatedPersonAddress>
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                <street2>6 Mercer Road</street2>
                <city>Natick</city>
                <stateOrCountry>MA</stateOrCountry>
                <stateOrCountryDescription>MASSACHUSETTS</stateOrCountryDescription>
                <zipCode>01760</zipCode>
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            <relatedPersonName>
                <firstName>J. Paul</firstName>
                <lastName>Austin</lastName>
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            <relatedPersonAddress>
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                <street2>6 Mercer Road</street2>
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                <stateOrCountryDescription>MASSACHUSETTS</stateOrCountryDescription>
                <zipCode>01760</zipCode>
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            <relationshipClarification></relationshipClarification>
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        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Yide Alan</firstName>
                <lastName>Jiang</lastName>
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            <relatedPersonAddress>
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                <zipCode>01760</zipCode>
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            <relationshipClarification></relationshipClarification>
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        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Vonnie</firstName>
                <lastName>Estes</lastName>
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            <relatedPersonAddress>
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                <zipCode>01760</zipCode>
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        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Alejandro</firstName>
                <lastName>Munoz</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
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                <zipCode>01760</zipCode>
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            <relatedPersonRelationshipList>
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    <offeringData>
        <industryGroup>
            <industryGroupType>Agriculture</industryGroupType>
        </industryGroup>
        <issuerSize>
            <revenueRange>Decline to Disclose</revenueRange>
        </issuerSize>
        <federalExemptionsExclusions>
            <item>06b</item>
        </federalExemptionsExclusions>
        <typeOfFiling>
            <newOrAmendment>
                <isAmendment>false</isAmendment>
            </newOrAmendment>
            <dateOfFirstSale>
                <value>2025-11-05</value>
            </dateOfFirstSale>
        </typeOfFiling>
        <durationOfOffering>
            <moreThanOneYear>false</moreThanOneYear>
        </durationOfOffering>
        <typesOfSecuritiesOffered>
            <isEquityType>true</isEquityType>
        </typesOfSecuritiesOffered>
        <businessCombinationTransaction>
            <isBusinessCombinationTransaction>false</isBusinessCombinationTransaction>
            <clarificationOfResponse></clarificationOfResponse>
        </businessCombinationTransaction>
        <minimumInvestmentAccepted>0</minimumInvestmentAccepted>
        <salesCompensationList></salesCompensationList>
        <offeringSalesAmounts>
            <totalOfferingAmount>24999968</totalOfferingAmount>
            <totalAmountSold>15483411</totalAmountSold>
            <totalRemaining>9516557</totalRemaining>
            <clarificationOfResponse></clarificationOfResponse>
        </offeringSalesAmounts>
        <investors>
            <hasNonAccreditedInvestors>false</hasNonAccreditedInvestors>
            <totalNumberAlreadyInvested>12</totalNumberAlreadyInvested>
        </investors>
        <salesCommissionsFindersFees>
            <salesCommissions>
                <dollarAmount>0</dollarAmount>
            </salesCommissions>
            <findersFees>
                <dollarAmount>0</dollarAmount>
            </findersFees>
            <clarificationOfResponse></clarificationOfResponse>
        </salesCommissionsFindersFees>
        <useOfProceeds>
            <grossProceedsUsed>
                <dollarAmount>0</dollarAmount>
            </grossProceedsUsed>
            <clarificationOfResponse></clarificationOfResponse>
        </useOfProceeds>
        <signatureBlock>
            <authorizedRepresentative>false</authorizedRepresentative>
            <signature>
                <issuerName>Kula Bio, Inc.</issuerName>
                <signatureName>/s/ Harrison Yoon</signatureName>
                <nameOfSigner>Harrison Yoon</nameOfSigner>
                <signatureTitle>Chief Executive Officer</signatureTitle>
                <signatureDate>2025-11-19</signatureDate>
            </signature>
        </signatureBlock>
    </offeringData>
</edgarSubmission>
