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Science in Sport PLC is a leading sports nutrition business that develops, manufactures, and markets science-led nutrition products for professional athletes, sports and fitness enthusiasts and the gym lifestyle community. The Company has two highly regarded brands: PhD Nutrition, a premium active-nutrition brand targeting the gym lifestyle community, and SiS, a leading endurance nutrition brand among elite athletes and professional sports teams.

The two brands are sold internationally through our own phd.com and scienceinsport.com digital platform, together with third-party online sites, including Amazon and Tmall. We have extensive retail distribution in the UK and internationally, including major supermarkets, high street chains and specialist sports retailers. This omnichannel footprint enables the Company to address the full breadth of the sports nutrition market, currently estimated at approximately £11 billion worldwide.

PhD is one of the UK’s leading active nutrition brands with a reputation for high quality and product innovation. The range comprises powders, bars and supplements, including the market-leading PhD Diet Whey powder and the UK’s fastest growing protein bar, PhD Smart Bar. Recent innovation includes PhD Life, a range of premium supplements to meet a range of daily need states such as immunity and sleep. Plant protein powders were launched at the start of 2021 and have attained market leadership in the category.

SiS is regarded as a leader in science-led endurance nutrition globally. The core range comprises gels, powders and bars focused on energy, hydration, and recovery. SiS is the official sports nutrition supplier to many professional teams and organisations, including INEOS Grenadiers Cycling Team and 2021 NBA Champions, Milwaukee Bucks. SiS supplies more than 330 professional sports teams & associations globally and is Performance Research Partner to the English Football Association.

Science in Sport PLC is a leading sports nutrition business that develops, manufactures, and markets science-led nutrition products for professional athletes, sports and fitness enthusiasts and the gym lifestyle community. The Company has two highly regarded brands: PhD Nutrition, a premium active-nutrition brand targeting the gym lifestyle community, and SiS, a leading endurance nutrition brand among elite athletes and professional sports teams.

The two brands are sold internationally through our own phd.com and scienceinsport.com digital platform, together with third-party online sites, including Amazon and Tmall. We have extensive retail distribution in the UK and internationally, including major supermarkets, high street chains and specialist sports retailers. This omnichannel footprint enables the Company to address the full breadth of the sports nutrition market, currently estimated at approximately £11 billion worldwide.

PhD is one of the UK’s leading active nutrition brands with a reputation for high quality and product innovation. The range comprises powders, bars and supplements, including the market-leading PhD Diet Whey powder and the UK’s fastest growing protein bar, PhD Smart Bar. Recent innovation includes PhD Life, a range of premium supplements to meet a range of daily need states such as immunity and sleep. Plant protein powders were launched at the start of 2021 and have attained market leadership in the category.

SiS is regarded as a leader in science-led endurance nutrition globally. The core range comprises gels, powders and bars focused on energy, hydration, and recovery. SiS is the official sports nutrition supplier to many professional teams and organisations, including INEOS Grenadiers Cycling Team and 2021 NBA Champions, Milwaukee Bucks. SiS supplies more than 330 professional sports teams & associations globally and is Performance Research Partner to the English Football Association.

Our Brands

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