10-K Thirst Quencher aka Raceland Gatorade, was a sports drink

Sports drink

A sports drink beverage is designed to help athletes rehydrate when fluids are depleted after training or competition. Electrolyte replacement promotes proper rehydration, which is important in delaying the onset of fatigue during exercise...

 that competed with Gatorade

Gatorade

Gatorade is a brand of sports-themed food and beverage products, built around its signature product: a line of sports drinks. Gatorade is currently manufactured by PepsiCo, distributed in over 80 countries...

, Powerade

Powerade

Powerade is a sports drink manufactured and marketed by The Coca-Cola Company. First introduced in 1988, its primary competitor is PepsiCo's Gatorade...

, and other sports drink brands.

It was bottled in the US by Kentwood Spring Water, but was a brand owned by Suntory

Suntory

is a Japanese brewing and distilling company group. Established in 1899, it is one of the oldest companies in the distribution of alcoholic beverages in Japan. Its business has expanded to other fields, and the company now offers everything from soft drinks to sandwich chains...

, a Japanese conglomerate. http://www.kentwoodla.org/business.html The sports drink was marketed in the US with the slogan "Really Really Good Stuff", and was probably named for the 10K race

Long-distance track event

Long-distance track event races require runners to balance their energy. These types of races are predominantly aerobic in nature and at the highest level, exceptional levels of aerobic endurance is required more than anything else...

.

A television commercial promoting 10-K in the New Orleans, Louisiana

New Orleans, Louisiana

New Orleans is a major United States port and the largest city and metropolitan area in the state of Louisiana. The New Orleans metropolitan area has a population of 1,235,650 as of 2009, the 46th largest in the USA. The New Orleans – Metairie – Bogalusa combined statistical area has a population...

 market appeared in 1987 featuring New Orleans Saints

New Orleans Saints

The New Orleans Saints are a professional American football team based in New Orleans, Louisiana. They are members of the South Division of the National Football Conference of the National Football League ....

 coach Jim Mora

Jim E. Mora

James Earnest Mora is the former head coach of the USFL's Philadelphia/Baltimore Stars and the NFL's New Orleans Saints and Indianapolis Colts. He played football at Occidental College where he was also a member of the Alpha Tau Omega fraternity. His son Jim L...

, LSU Tigers

LSU Tigers

The LSU Tigers are the athletic teams of Louisiana State University. They participate in the NCAA's Division I, in the Southeastern Conference. It fields teams in 14 varsity sports . Its official team nickname is the Fighting Tigers and the school mascot is Mike the Tiger...

 football coach Mike Archer, Tulane Green Wave

Tulane Green Wave

Green Wave, the nickname of the sports teams of Tulane University, was adopted during the 1920 season, after a song titled The Rolling Green Wave was published in Tulane's student newspaper in 1920. From 1893 to 1919, the athletic teams of Tulane were known as the Olive and Blue for the official...

 football coach Mack Brown

Mack Brown

William Mack Brown is head coach of The University of Texas at Austin Longhorn football team.Prior to his head coach position at Texas, Brown was head coach at Appalachian State, Tulane, and North Carolina. Brown is credited with revitalizing the Texas and North Carolina football programs...

, and LSU men's basketball coach Dale Brown

Dale Brown (basketball)

Dale Duward Brown is an American former college basketball coach who spent 25 years leading the LSU Tigers. His team earned Final Four appearances in 1981 and 1986. He is also remembered as one of the most vocal critics of the NCAA because he said it legislated against human dignity.-Life in...

. Another ad appeared circa 1994, promoting a chance for viewers to look under the cap to win a trip to Nickelodeon Studios

Nickelodeon Studios

Nickelodeon Studios was a television taping studio as well as an original attraction at Universal Studios Florida.-History:...

 in Orlando, Florida

Orlando, Florida

Orlando is a city in the central region of the U.S. state of Florida. It is the county seat of Orange County, and the center of the Greater Orlando metropolitan area. According to the 2010 US Census, the city had a population of 238,300, making Orlando the 79th largest city in the United States...

 and attend a taping of Nickelodeon GUTS

Nickelodeon GUTS

Nickelodeon GUTS is an American television reality "action sports" competition series hosted by actor/comedian Mike O'Malley and officiated by British actress Moira "Mo" Quirk. The series was broadcast by the cable television network Nickelodeon from 1992 to 1995...

(complete with a chance to climb the Aggro Crag). Runners-up received various other GUTS merchandise.

It seems to have disappeared from national markets around 2002.

10K was formerly used by college and professional sports teams as their preferred sports drink vendor in the 1980s and 1990s.
It was used by the athletic department at Florida State University

Florida State University

The Florida State University is a space-grant and sea-grant public university located in Tallahassee, Florida, United States. It is a comprehensive doctoral research university with medical programs and significant research activity as determined by the Carnegie Foundation...

until at least 1995.