Salmon is a marine and freshwater fish high in protein and long chain omega-3 fatty acids.


Selenium is an essential trace mineral.


Sodium is the principal positively charged ion in the extracellular fluids of the body.

Sodium Ascorbate

Sodium ascorbate is a non-acidic form of vitamin C. Vitamin C is a water soluble vitamin that passes out of the body every day. Sodium ascorbate has a neutral pH, making it safer for sensitive stomachs.

Sodium Phosphate

Phosphorus is a naturally occurring substance that is important in every cell in the body. The majority of phosphorus in the body is found in the bones. The potassium and sodium salt forms of phosphorus are called phosphates.

Sodium Selenite

Sodium selenite is an essential trace mineral and a major antioxidant nutrient.

Sorbic Acid

A white crystalline carboxylic acid used as a preservative.

Soy Protein Isolate

We’re sorry no definition is currently available for this ingredient. If you would like to discuss this ingredient or have any other questions, please contact one of Natura’s knowledgeable Product Advisors at 800-532-7261 between 8 a.m. and 5:30 p.m. (CT) or email us. Thank you.


Spinach is an annual vegetable plant grown for its leaves.

Spring Water

Spring water is water from a naturally filtered source which has been labeled for human consumption.

Suncured Alfalfa

Alfalfa is a perennial leguminous plant of the family Leguminosae.

Sunflower Oil

(naturally preserved with mixed Tocopherols) Sunflower oil is obtained by extracting oil from sunflower seeds.