BioLargo’s Award Winning Odor-No-More™ Featured on RFD-TV Television Series “Best of America by Horseback,” Hosted by Tom Seay

IRVINE, CA–(Marketwire – December 21, 2009) – BioLargo, Inc. (OTCBB: BLGO) today announced that Odor-No-More™ (www.OdorNoMore.com) will be showcased on the internationally renowned television show, “Best of America by Horseback,” hosted by Tom Seay in a “product spotlight.” The segment will air in multiple showings, beginning in January 2010.

Tom was introduced to Odor-No-More™ at a recent EquineAffaire event. After seeing a demonstration of its super-absorbency and odor eliminating power, he immediately decided to feature the product on his show, “Best of America by Horseback,” on RFD-TV, which airs on more than 600 cable networks and satellite providers in 14 countries.

Joe Provenzano, VP and Product Manager, commented, “‘Best of America by Horseback’ is America’s number one trail riding television series, and is broadcast on rural America’s most important network, RFD-TV. I cannot imagine a better venue to help promote Odor-No-More. Odor-No-More delivers dramatic cost savings while creating cleaner, dryer, safer and healthier stalls. We are changing the way horses are stalled forever.”

About the “Best of America by Horseback” TV Series:

The “Best of America by Horseback” television series features trail riding locations and events across America. Tom often provides tips and suggestions about the care of horses. The show is currently aired three times weekly on the RFDTV Network via both DISH (Channel 231) and DirecTV (Channel 379) satellite networks, as well as numerous cable companies across the nation, including Comcast, MediaCom, TimeWarner, Cox and Verizon to name a few. In addition to their popular trail rides across America and their television series, Tom Seay and other “Best of America by Horseback” associates appear at numerous speaking and judging events throughout the year, including several equine events, such as the Annual EquineAffaires in California, Ohio and Massachusetts. Learn more by visiting www.BestofAmericaByHorseback.com.

About BioLargo, Inc.

BioLargo’s business strategy is to harness and deliver Nature’s Best Solution™ — free-iodine — in a safe, efficient, environmentally sensitive and cost-effective manner. BioLargo’s proprietary technology works by combining micro-nutrient salts to deliver free-iodine on demand, in controlled dosages. BioLargo’s technology has potential commercial applications within global industries, including but not limited to agriculture, animal health, beach and soil environmental uses, consumer products, food processing, medical, and water industries. BioLargo works with The ET Horn Company as Master Distributor for its Odor-No-More™ products. The company’s website is www.BioLargo.com.

Safe Harbor Statement

The statements contained herein, which are not historical, are forward-looking statements that are subject to risks and uncertainties that could cause actual results to differ materially from those expressed in the forward-looking statements, including, but not limited to, BioLargo’s filings and future filings with the Securities and Exchange Commission, including those set forth in the BioLargo’s Annual Report on Form 10-K for the year ended December 31, 2008.