    <SEC-DOCUMENT>0001144204-19-001523-index.html : 20190114
    <SEC-HEADER>0001144204-19-001523.hdr.sgml : 20190114
    <ACCEPTANCE-DATETIME>20190114113234
    ACCESSION NUMBER:		0001144204-19-001523
    CONFORMED SUBMISSION TYPE:	8-K
    PUBLIC DOCUMENT COUNT:		38
    CONFORMED PERIOD OF REPORT:	20190114
    ITEM INFORMATION:		Regulation FD Disclosure
    ITEM INFORMATION:		Financial Statements and Exhibits
    FILED AS OF DATE:		20190114
    DATE AS OF CHANGE:		20190114

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			MEDIFAST INC
    		CENTRAL INDEX KEY:			0000910329
    		STANDARD INDUSTRIAL CLASSIFICATION:	MISCELLANEOUS FOOD PREPARATIONS & KINDRED PRODUCTS [2090]
    		IRS NUMBER:				133714405
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		8-K
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-31573
    		FILM NUMBER:		19524272

    	BUSINESS ADDRESS:
    		STREET 1:		11445 CRONHILL DRIVE
    		CITY:			OWINGS MILLS
    		STATE:			MD
    		ZIP:			21117
    		BUSINESS PHONE:		7327640619

    	MAIL ADDRESS:
    		STREET 1:		11445 CRONHILL DRIVE
    		CITY:			OWINGS MILLS
    		STATE:			MD
    		ZIP:			21117

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	HEALTHRITE INC
    		DATE OF NAME CHANGE:	19951120

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	XX
    		DATE OF NAME CHANGE:	19950619

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	00
    		DATE OF NAME CHANGE:	19950619
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>8-K
    <SEQUENCE>1
    <FILENAME>tv510983_8k.htm
    <DESCRIPTION>FORM 8-K
    <TEXT>
    Document 1 - file: tv510983_8k.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.1
    <SEQUENCE>2
    <FILENAME>tv510983_ex99-1.htm
    <DESCRIPTION>EXHIBIT 99.1
    <TEXT>
    Document 2 - file: tv510983_ex99-1.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>3
    <FILENAME>slide01.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 3 - file: slide01.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>4
    <FILENAME>slide02.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 4 - file: slide02.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>5
    <FILENAME>slide03.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 5 - file: slide03.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>6
    <FILENAME>slide04.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 6 - file: slide04.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>7
    <FILENAME>slide05.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 7 - file: slide05.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>8
    <FILENAME>slide06.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 8 - file: slide06.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>9
    <FILENAME>slide07.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 9 - file: slide07.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>10
    <FILENAME>slide08.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 10 - file: slide08.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>11
    <FILENAME>slide09.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 11 - file: slide09.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>12
    <FILENAME>slide10.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 12 - file: slide10.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>13
    <FILENAME>slide11.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 13 - file: slide11.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>14
    <FILENAME>slide12.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 14 - file: slide12.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>15
    <FILENAME>slide13.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 15 - file: slide13.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>16
    <FILENAME>slide14.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 16 - file: slide14.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>17
    <FILENAME>slide15.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 17 - file: slide15.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>18
    <FILENAME>slide16.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 18 - file: slide16.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>19
    <FILENAME>slide17.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 19 - file: slide17.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>20
    <FILENAME>slide18.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 20 - file: slide18.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>21
    <FILENAME>slide19.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 21 - file: slide19.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>22
    <FILENAME>slide20.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 22 - file: slide20.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>23
    <FILENAME>slide21.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 23 - file: slide21.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>24
    <FILENAME>slide22.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 24 - file: slide22.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>25
    <FILENAME>slide23.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 25 - file: slide23.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>26
    <FILENAME>slide24.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 26 - file: slide24.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>27
    <FILENAME>slide25.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 27 - file: slide25.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>28
    <FILENAME>slide26.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 28 - file: slide26.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>29
    <FILENAME>slide27.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 29 - file: slide27.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>30
    <FILENAME>slide28.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 30 - file: slide28.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>31
    <FILENAME>slide29.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 31 - file: slide29.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>32
    <FILENAME>slide30.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 32 - file: slide30.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>33
    <FILENAME>slide31.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 33 - file: slide31.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>34
    <FILENAME>slide32.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 34 - file: slide32.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>35
    <FILENAME>slide33.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 35 - file: slide33.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>36
    <FILENAME>slide34.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 36 - file: slide34.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>37
    <FILENAME>slide35.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 37 - file: slide35.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>38
    <FILENAME>slide36.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 38 - file: slide36.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>