Victor Conte Jr. (born 1950 in Fresno, California) is a former bassist with Tower of Power and the founder and president of Bay Area Laboratory Co-operative (BALCO), a sports nutrition center in California.
 He served time in prison in 2005 after pleading guilty to conspiracy to distribute steroids and money laundering.
 Conte played a role in tarnishing professional sports with his distribution of illegal performance enhancing drugs.
 He currently operates, Scientific Nutrition for Advanced Conditioning (SNAC Nutrition).
Post Holdings, Inc., headquartered in the Suburban St. Louis community of Brentwood, Missouri, is a consumer packaged goods holding company operating in the center-of-the store, foodservice, food ingredient, private label, refrigerated and active nutrition food categories.
 Its Post Consumer Brands business manufactures, markets and sells branded and private label cereal products.
 Its Michael Foods Group business supplies value-added egg products, refrigerated potato products, cheese and other dairy case products and dry pasta products to the foodservice, food ingredient and private label retail channels.
 Its active nutrition business markets and distributes protein beverages, bars and gels.
 Its Private Brands business manufactures private label peanut butter and other nut butters, dried fruits, baking and snacking nuts, cereal and granola.
Oliver Cookson is a UK entrepreneur who established the sports nutrition business Myprotein.
 In 2011 Cookson sold Myprotein for a reported £58 million to The Hut Group .
 He later established Monocore which has launched two brands, GoNutrition and Saints & Slimmers.
 He is also the founder of P-Fit and OSC Group.
Sports nutrition is the study and practice of nutrition and diet with regards to improving one's athletic performance.
 Nutrition is an important part of many sports training regimens, being popular in strength sports (such as weightlifting and bodybuilding) and endurance sports (e.g. cycling, running, swimming, rowing).
 Sports Nutrition focuses its studies on the type, as well as the quantity of fluids and food taken by an athlete.
 In addition, it deals with the consumption of nutrients such as vitamins, minerals, supplements and organic substances that include carbohydrates, proteins and fats.
GNC Holdings Inc. (General Nutrition Centers) is a Pittsburgh, Pennsylvania-based American commercial enterprise focused on the retail sale of health and nutrition related products, including vitamins, supplements, minerals, herbs, sports nutrition, diet, and energy products.
Myprotein is a British manufacturer of sports nutrition products based in Cheshire, United Kingdom.
 Its range of 2,500 products covers health supplements and foods ranging from protein powders and vitamins to dietary supplements, protein bars and snacks.
 The majority of products sold by Myprotein are manufactured in-house and goods are shipped from their warehouse, located in Warrington, Cheshire.
Prozis is an internet-based Portuguese company that pertains to the OSIT group and is active in the sports nutrition retail sector.
 The company is based in Esposende and is one of the biggest sports nutrition store in Europe, with over 800,000 registered and active customers across more than 100 markets.
 In 2015, it employed over 230 people and had a revenue of more than 45 million euros.
 Prozis was founded in 2006 by Miguel Milhão.
 Besides selling sports supplements online, it also produces them on a large scale at its production facility in Póvoa de Lanhoso, in which an amount of 5 million euros was invested.
The Protein Works is a British online retailer and manufacturer of sports nutrition brand, based in Cheshire, England.
 Selling a variety of products their portfolio ranges from sports nutrition and weight management to health and wellbeing.
"Lifestyle Nutrition LLC" is a sports nutrition speciality retailing company, with its head-office in Dubai.
 Founded in the year 1996, the company has since then has embarked on an aggressive expansion plan - which grew into a chain with several outlets across the UAE.
 The company sells health and nutrition related products, including vitamins, protein, branched-chain amino acids (BCAA), creatine, glutamine, meal replacement products, weight loss products and supplements for joint health.
Glanbia plc ( ) is a global nutrition group with operations in 32 countries.
 It has leading market positions in sports nutrition, cheese, dairy ingredients, speciality non-dairy ingredients and vitamin and mineral premixes.
 Glanbia products are sold or distributed in over 130 countries.
 While Europe and the USA represent the biggest markets, the Group are continuing to expand into the Middle East, Africa, Asia Pacific and Latin America.
 Glanbia is listed on the Irish and London Stock Exchange (Symbol: GLB).
 The Group has four segments; Glanbia Nutritionals, Performance Nutrition, Dairy Ireland and Joint Ventures & Associates.
 Including Joint Ventures & Associates, Glanbia has over 6,200 employees worldwide in 32 countries.

Question: Where is the sports nutrition business established by Oliver Cookson based ?
Answer: Cheshire