MANNATECH INC — Director's Dealing 2004

May 20, 2004

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: MANNATECH INC (MTEX)
CIK: 0001056358
Period of Report: 2004-05-20

Reporting Person: PERSINGER TERRY L (Pres./COO/Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2004-05-19	Common Stock, par value $0.0001 per share	S	1900	$10.38	Disposed	1600	Direct
2004-05-19	Common Stock, par value $0.0001 per share	S	1000	$10.31	Disposed	1600	Direct
2004-05-19	Common Stock, par value $0.0001 per share	S	500	$10.34	Disposed	1600	Direct
2004-05-19	Common Stock, par value $0.0001 per share	S	100	$10.35	Disposed	1600	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2004-05-20	Exercise of Common Stock Option	$2.63	X	3500	Acquired	2010-08-22	Common stock, par value $0.0001 per share (3500)	Direct

Footnotes

F1: Mr. Persinger exercised and sold 3,500 of his common stock options.