Your tissues rely on structural proteins to help support your cells and maintain the structure of the tissues. Collagen and elastin are two such structural proteins, found in several tissues throughout your body.

Making your own liquid gel capsules gives you the opportunity to fill the capsules with your choice of liquid herbs or vitamins and know exactly what you’re including in your dosage. Traditionally gel capsules are made from bovine skin and bones, but gel capsule are available for the vegetarian.

Although zinc is a mineral found in relatively small amounts in your body, it may have applications in reducing the severity and duration of the common cold.

Even people with good personal hygiene may have a problem with body odor, which is caused by bacteria that feed on sweat. The more you sweat, the more likely you are to develop embarrassing body odor. Some supplements can make you more or less likely to experience body odor.

Spasms in your throat may stem from contractions in the neck muscles, but this sensation may also occur from a spasm in your vocal cords. In either case, you may experience discomfort and have difficulty talking or breathing.

If you follow a typical Western diet, you are probably consuming much more sodium than you should be. High sodium levels can pose numerous risks to your health, such as increasing your blood pressure.

Sodium is a mineral essential to human life, but like most things in the diet, it requires a balance. Too much sodium, commonly thought of as table salt, may lead to high blood pressure, water retention and extra work for the kidneys and heart. Too little sodium may lead to confusion, muscle cramps and headaches.

Without iron your body is unable to produce red blood cells, which are the cells responsible with supplying your organs with oxygen. As an essential mineral, iron is typically obtained from your diet.

Castor oil is derived from seeds of the plant Ricinus communis. These seeds, commonly called beans, are poisonous, but castor oil labeled as edible or for internal use is safe to consume in small amounts, as long as you buy from reputable manufacturers.

Probiotics are microorganisms — typically bacteria — that are thought to be beneficial to digestion and in preventing certain illnesses. Sometimes called "good" or "friendly" bacteria, probiotics are available in supplement form and are added to foods such as yogurt.

Vitamin E is a fat-soluble vitamin found naturally in some foods and is also available as a supplement. It is an antioxidant and may help to prevent or delay certain diseases. Iron is an essential mineral that is important for a number of functions by the body. Vitamin E and iron may interact at high doses.

Sulfur and iodine are essential natural elements for healthy cells. Sulfur is a component of many amino acids, proteins, vitamins and hormones. It’s important for healthy hair, skin and digestion. Iodine is necessary for your thyroid to function properly.