PI Nutrition’s Health & Fitness Glossary

Select from the following entries to learn more. Click here to shop our collection of natural supplements.

Amino Acids

noun, Biochemistry. The building blocks of protein, responsible for supporting many critical body processes such as muscle building, energy, muscle […]


noun, Biochemistry. Available in either supplement form or through consumption of fruits and vegetables, antioxidants prevent or delay cell damage. […]

Artificial Sugars

noun Synthetic forms of sugar, often created with the goal of providing sweetness without the calorie impact of natural sugar. […]


noun A type of weight used for various exercises, typically comprised of a long bar with detachable, metal weight discs […]


noun, Biochemistry. Branched chain amino acids (BCAAs) are a grouping of three similarly structured amino acids, each with significant muscular […]


noun Adding body weight, most often in the form of muscle mass. First known use approximately: Mid 1500s Image credit: […]


noun The unit used for measuring the energy value of any particular food. First known use approximately: Mid 1800s Image […]


noun An organic, nutritional compound composed of hydrogen, oxygen and carbon. Among the types of carbohydrates are starches, sugars and […]


noun The shorthand phrase for “cardiovascular training,” it is a type of exercise that involves raising the heart and respiratory […]

Clean Foods/Products

noun Products referred to as “clean” are natural and free of artificial ingredients. First known use approximately: Unknown

Compound Training

noun Another term for “giant sets,” which involve completing multiple exercises for the same muscle with little to no rest […]

Cool Down

noun The final stage of a workout routine in which you slowly transition your body back to a resting state. […]