    <SEC-DOCUMENT>0001628280-19-000323-index.html : 20190114
    <SEC-HEADER>0001628280-19-000323.hdr.sgml : 20190114
    <ACCEPTANCE-DATETIME>20190114172341
    ACCESSION NUMBER:		0001628280-19-000323
    CONFORMED SUBMISSION TYPE:	10-12G
    PUBLIC DOCUMENT COUNT:		33
    FILED AS OF DATE:		20190114
    DATE AS OF CHANGE:		20190114

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			DYADIC INTERNATIONAL INC
    		CENTRAL INDEX KEY:			0001213809
    		STANDARD INDUSTRIAL CLASSIFICATION:	INDUSTRIAL ORGANIC CHEMICALS [2860]
    		IRS NUMBER:				450486747
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		10-12G
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	000-55264
    		FILM NUMBER:		19525686

    	BUSINESS ADDRESS:
    		STREET 1:		140 INTRACOASTAL POINTE DRIVE
    		STREET 2:		SUITE 404
    		CITY:			JUPITER
    		STATE:			FL
    		ZIP:			33477
    		BUSINESS PHONE:		561-743-8333

    	MAIL ADDRESS:
    		STREET 1:		140 INTRACOASTAL POINTE DRIVE
    		STREET 2:		SUITE 404
    		CITY:			JUPITER
    		STATE:			FL
    		ZIP:			33477

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	CCP WORLDWIDE INC
    		DATE OF NAME CHANGE:	20030110
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>10-12G
    <SEQUENCE>1
    <FILENAME>dyadicform10-12g2.htm
    <DESCRIPTION>10-12G
    <TEXT>
    Document 1 - file: dyadicform10-12g2.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-2.1
    <SEQUENCE>2
    <FILENAME>exhibit21form10.htm
    <DESCRIPTION>EXHIBIT 2.1
    <TEXT>
    Document 2 - file: exhibit21form10.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-3.1
    <SEQUENCE>3
    <FILENAME>exhibit31form10.htm
    <DESCRIPTION>EXHIBIT 3.1
    <TEXT>
    Document 3 - file: exhibit31form10.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-3.2
    <SEQUENCE>4
    <FILENAME>exhibit32form10.htm
    <DESCRIPTION>EXHIBIT 3.2
    <TEXT>
    Document 4 - file: exhibit32form10.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-4.1
    <SEQUENCE>5
    <FILENAME>exhibit41form10.htm
    <DESCRIPTION>EXHIBIT 4.1
    <TEXT>
    Document 5 - file: exhibit41form10.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-10.1
    <SEQUENCE>6
    <FILENAME>exhibit101form10.htm
    <DESCRIPTION>EXHIBIT 10.1
    <TEXT>
    Document 6 - file: exhibit101form10.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-10.2
    <SEQUENCE>7
    <FILENAME>exhibit102form10.htm
    <DESCRIPTION>EXHIBIT 10.2
    <TEXT>
    Document 7 - file: exhibit102form10.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-10.3
    <SEQUENCE>8
    <FILENAME>exhibit103form10.htm
    <DESCRIPTION>EXHIBIT 10.3
    <TEXT>
    Document 8 - file: exhibit103form10.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-10.4
    <SEQUENCE>9
    <FILENAME>exhibit104form10.htm
    <DESCRIPTION>EXHIBIT 10.4
    <TEXT>
    Document 9 - file: exhibit104form10.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-10.5
    <SEQUENCE>10
    <FILENAME>exhibit105form10.htm
    <DESCRIPTION>EXHIBIT 10.5
    <TEXT>
    Document 10 - file: exhibit105form10.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-10.6
    <SEQUENCE>11
    <FILENAME>exhibit106form10.htm
    <DESCRIPTION>EXHIBIT 10.6
    <TEXT>
    Document 11 - file: exhibit106form10.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-10.7
    <SEQUENCE>12
    <FILENAME>exhibit107form10.htm
    <DESCRIPTION>EXHIBIT 10.7
    <TEXT>
    Document 12 - file: exhibit107form10.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-10.8
    <SEQUENCE>13
    <FILENAME>exhibit108form10.htm
    <DESCRIPTION>EXHIBIT 10.8
    <TEXT>
    Document 13 - file: exhibit108form10.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-10.9
    <SEQUENCE>14
    <FILENAME>exhibit109form10.htm
    <DESCRIPTION>EXHIBIT 10.9
    <TEXT>
    Document 14 - file: exhibit109form10.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-10.10
    <SEQUENCE>15
    <FILENAME>exhibit1010form10.htm
    <DESCRIPTION>EXHIBIT 10.10
    <TEXT>
    Document 15 - file: exhibit1010form10.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-10.11
    <SEQUENCE>16
    <FILENAME>exhibit1011form10.htm
    <DESCRIPTION>EXHIBIT 10.11
    <TEXT>
    Document 16 - file: exhibit1011form10.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-10.12
    <SEQUENCE>17
    <FILENAME>exhibit1012form10.htm
    <DESCRIPTION>EXHIBIT 10.12
    <TEXT>
    Document 17 - file: exhibit1012form10.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-10.13
    <SEQUENCE>18
    <FILENAME>exhibit1013form10.htm
    <DESCRIPTION>EXHIBIT 10.13
    <TEXT>
    Document 18 - file: exhibit1013form10.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-10.14
    <SEQUENCE>19
    <FILENAME>exhibit1014form10.htm
    <DESCRIPTION>EXHIBIT 10.14
    <TEXT>
    Document 19 - file: exhibit1014form10.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-10.15
    <SEQUENCE>20
    <FILENAME>exhibit1015form10.htm
    <DESCRIPTION>EXHIBIT 10.15
    <TEXT>
    Document 20 - file: exhibit1015form10.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-10.16
    <SEQUENCE>21
    <FILENAME>exhibit1016form10i.htm
    <DESCRIPTION>EXHIBIT 10.16
    <TEXT>
    Document 21 - file: exhibit1016form10i.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-10.17
    <SEQUENCE>22
    <FILENAME>exhibit1017form10.htm
    <DESCRIPTION>EXHIBIT 10.17
    <TEXT>
    Document 22 - file: exhibit1017form10.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-21.1
    <SEQUENCE>23
    <FILENAME>exhibit211form10.htm
    <DESCRIPTION>EXHIBIT 21.1
    <TEXT>
    Document 23 - file: exhibit211form10.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>24
    <FILENAME>a31image2.jpg
    <TEXT>
    Document 24 - file: a31image2.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>25
    <FILENAME>a31image3.jpg
    <TEXT>
    Document 25 - file: a31image3.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>26
    <FILENAME>auditreport2018001.jpg
    <TEXT>
    Document 26 - file: auditreport2018001.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>27
    <FILENAME>dyadiclogo.jpg
    <TEXT>
    Document 27 - file: dyadiclogo.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>28
    <FILENAME>dyadicspecimen2018103111001.jpg
    <TEXT>
    Document 28 - file: dyadicspecimen2018103111001.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>29
    <FILENAME>dyadicspecimen2018103111002.jpg
    <TEXT>
    Document 29 - file: dyadicspecimen2018103111002.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>30
    <FILENAME>ex31imagea01.jpg
    <TEXT>
    Document 30 - file: ex31imagea01.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>31
    <FILENAME>ex1012vttlogo.jpg
    <TEXT>
    Document 31 - file: ex1012vttlogo.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>32
    <FILENAME>exhibit1014schedule1.jpg
    <TEXT>
    Document 32 - file: exhibit1014schedule1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>33
    <FILENAME>stamp3.jpg
    <TEXT>
    Document 33 - file: stamp3.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>