Greg Horn - Quality of Life

GNC Live Well

Mega Men®

The best-selling men’s multivitamin in the world, with sales topping $100 million per year.  Greg created Mega Men® in 1991 as part of the strategy to move toward advanced, research based products under the GNC brand.

Preventive Nutrition®

A full range of advanced nutritional formulations for specific conditions.  Greg created Preventive Nutrition® in 1992 as part of the move toward research-based products.  Today the Preventive Nutrition range does over $100 million in sales through GNC stores.

Pro Performance®

A science-based range of safe and efficacious sports nutrition products. Greg and his team at GNC re-created Pro Performance in the mid-1990’s as part of the move toward research-based products.  Today the Pro Performance range does over $100 million in sales through GNC stores.

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Greg has a unique combination of intelligence, passion and discipline that turns ideas into businesses.



Dr. Susan Trimbo, Former Head of Research and Scientific Affairs, Royal Numico; Former Chief Scientific Officer, General Nutrition Centers

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