(NYSE: CWG; TSX: CGS."

"Mannatech continues to invest in research and product development. Website

About Mannatech, Incorporated

Mannatech, based in Coppell , Texas, is a wellness solution provider that
sells its products through a global network-marketing system throughout the
United States and the international markets of Canada, Australia, the
United Kingdom, Japan, New Zealand and South Korea and Taiwan. All of the forward-looking statements contained herein speak only as
of the date of this release.

south korea

The New Notes are substantially identical to the Old Notes, except that
the New Notes have been registered under the Securities Act of 1933, as
amended, and will not bear any legend restricting their transfer.
CanWest Global Communications Corp.

canada agents

Kin Lau, telephone (212) 815-3750, fax
number (212) 298-1915. The exchange offer is
made solely by the prospectus dated May 9, 2005.
Some of these factors include, among others, Mannatech's inability to
attract and retain associates and members, increases in competition,
litigation, regulatory changes and its planned growth into new
international markets.

which australia

today announced that its wholly owned subsidiary, CanWest Media Inc.
The terms of the exchange offer and other information relating to CanWest
are set forth in a prospectus dated May 9, 2005.SV and CGS.
Mannatech, Incorporated (NASDAQ: MTEX) today
announced that it has been granted Philippine Patent No. These forward-looking statements
may be identified generally by the use of phrases or terminology such as
"may," "believes," and "plans" or other similar words or the negative of
such terminology.

financial zealand

CanWest Media Inc. Commences Registered Exchange Offer

m. The company holds
patents in Australia, France, Germany, Hong Kong, Ireland, Italy ,
Liechtenstein, Malaysia, Mexico, New Zealand, the Philippines, Singapore,
South Africa, Spain , Switzerland, Taiwan and the United Kingdom.com.

which canada

, Eastern
Standard Time (EST), on June 8, 2005, unless extended. 1-1997-57533 by
the Intellectual Property Office of the Republic of the Philippines for its
proprietary Ambrotose blend.

korea marketers

Therefore, any transfer or resale of the New Notes in
Canada , or to, from or for the account of any person resident in Canada, will
be subject to restrictions under applicable Canadian provincial or territorial
securities laws.

PRESS RELEASE Mannatech Awarded Patent in the Philippines

1-1997-57533 joins
Mannatech's growing international patent portfolio , which includes 19
issued patents related to its Ambrotose complex.

According to Sam Caster, Mannatech's Founder, Chairman and CEO, "Our
position as a global leader in glyconutrition is strengthened each time a
new patent is issued to us.

korea economy

canwestglobal.

ireland south

WINNIPEG, May 9 - CanWest Global Communications
Corp.

Category is for insurance agents and marketers web sites which offer life insurance only.

services pensions

This announcement is neither an offer to sell nor a solicitation of an
offer to buy or exchange the New Notes or the Old Notes.

category canada

com), an international media company .

offer kingdom

category business

NV,
http://www.

We are
extremely pleased with the excellent progress and achievement of our unique
and broad technology, which is supported by our growing patent portfolio,"
stated Terry Persinger, Mannatech's President and COO.

which only

pensions insurance

Copies of the prospectus and
the related letter of transmittal may be obtained from the exchange agent -
Bank of New York, Corporate Trust Operations , 101 Barclay Street-7 East,
New York, New York 10286, Attn: Mr. The New Notes have not been
and will not be qualified for sale under the securities laws of any province
or territory of Canada.

offer marketers

Philippine Patent No. Although Mannatech believes that its expectations,
statements, and assumptions reflected in these forward-looking statements
are reasonable, it cautions its readers to always consider all of the risk
factors and any other cautionary statements carefully in evaluating each
forward-looking statement in this release, as well as those set forth in
its latest Annual Report on Form 10-K, and other filings filed with the
Securities and Exchange Commission, including its current reports on Form
8-K.

south zealand

Commencement of the exchange
offer is the final step in registering with the SEC, the 8% Notes issued in
November 2004 in connection with the refinancing of the 12 1 /8% Hollinger
Notes. For
additional information about Mannatech, please visit its corporate website:
www.

life zealand

The expiration date for the exchange offer will be 5:00 p. CanWest is Canada's
largest media company. As part of our commitment to protecting our
investments in intellectual property, Mannatech has filed this and
additional patents for glyconutritionals in the US and worldwide .

Please Note: This release contains "forward-looking statements" within the
meaning of Section 27A of the Securities Act of 1933, as amended, Section
21E of the Securities Exchange Act of 1934, as amended, and the Private
Securities Litigation Reform Act of 1995. Mannatech believes this release should be read
in conjunction with all of its filings with the Securities and Exchange
Commission and cautions its readers that these forward-looking statements
are subject to certain events, risks, uncertainties, and other factors.

ireland marketers

("CanWest") has commenced an offer to exchange up to US$761,054,211 aggregate
principal amount of its registered 8% Senior Subordinated Notes due 2012 (the
"New Notes") for any and all of its outstanding unregistered 8% Senior
Subordinated Notes due 2012 (the "Old Notes"). In addition to owning the Global Television Network,
CanWest is Canada's largest publisher of daily newspapers, and also owns,
operates and/or holds substantial interests in conventional television,
out-of-home advertising, specialty cable channels, Web sites and radio
networks in Canada, New Zealand, Australia and Ireland.mannatech. Similarly, descriptions of Mannatech's objectives,
strategies, plans, goals or targets contained herein are also considered
forward-looking statements.

agents business

Mannatech, Inc.