Natural Health Products

Riboflavin, or vitamin B2, is one of many essential water-soluble vitamins that the body needs from food. It is found in nuts, dairy products, eggs, meat, enriched …

Saw palmetto is a small palm tree native to the eastern United States. Its fruit was used medicinally by the Seminole Tribe of Florida.

Skullcap is a plant native to the United States. The active ingredient is found in the aerial parts of the plant (the parts that grow above the ground).

Seal oil comes from the blubber (fat tissue) of many different species of seal (e.g., bearded seal, gray seal, harbour seal, harp seal). Seal oil contains …

Selenium is an essential trace mineral that is required by certain enzymes in the body that function as antioxidants (i.e., substances that prevent damage done by …

Soy, a plant in the pea family, has been common in Asian diets for thousands of years. It is found in modern American diets as a food or food additive. Soybeans, …

St. John's wort is a plant with yellow flowers. Its medicinal uses were first recorded in ancient Greece. The name St. John's wort apparently refers to …

Stinging nettle is a perennial plant originally from Europe. It is now found throughout the United States and some parts of Canada. Stinging nettle supplements …

Thuja is a type of evergreen tree that is native to eastern North America. The aerialaerialplant parts appearing above ground (above ground) parts of the tree are …

Thunder god vine is a perennial vine native to China, Japan, and Korea. It has been used in China for health purposes for more than 400 years.

Thyme is a plant found year-round that is native to the Mediterranean. It's grown in many European countries, Morocco, and the United States. The flowers, leaves, …

Turmeric, a shrub related to ginger, is grown throughout India, other parts of Asia, and Africa. Known for its warm, bitter taste and golden color, turmeric is …

Valerian is a plant native to Europe and Asia; it is now found in most parts of the world. Valerian has been used as a medicinal herb for more than 2000 years as …

Vitamin A is a fat-soluble vitamin and can be stored in the liver and fat tissues for long periods of time. It is available in two different forms: retinoids and …

Thiamine (vitamin B1) is a water-soluble B vitamin. People get most of the thiamine they need from food, but some thiamine is made by the body. Good sources of …

Cyanocobalamin, or vitamin B12, is a water-soluble vitamin that cannot be stored in the body. Excess vitamin B12 is passed out of the body through the urine. …

Pyridoxine, or vitamin B6, is a water-soluble vitamin that cannot be stored in the body. Excess vitamin B6 passes out of the body through the urine. Vitamin B6 …

Vitamin C is a water-soluble vitamin, and it cannot be stored in the body. Excess vitamin C is passed out of the body through the urine. Our body does not make …

Vitamin D comes from three sources: the sun, food (e.g., fish, milk, salmon), and dietary supplements. It is a fat-soluble vitamin, and it can accumulate in the …

Witch hazel is a shrub-like plant native to eastern North America. It contains a chemical called tannin, which is thought to be responsible for the herb's …

The yohimbe tree is a tall evergreen that is native to western Africa. The bark of the tree contains a chemical called yohimbine. The amount of yohimbine in dietary …

Zinc is a metal. It is known as an essential trace element because humans need only small amounts in order for our bodies to function properly. It is available as …