Supplements are products intended to supplement the diet and provide additional nutrients. They come in various forms, including pills, capsules, powders, and liquids. These products contain one or more dietary ingredients, such as vitamins, minerals, herbs, amino acids, or other substances. Supplements aim to fill in nutritional gaps or address specific health concerns.

There are several categories of supplements, each serving different purposes. Here are some common categories along with examples:

1. Vitamins and Minerals: These supplements provide essential nutrients that the body needs but may not get enough of through diet alone. Examples include vitamin C, vitamin D, calcium, and iron.

2. Specialty Supplements: These supplements target specific health concerns or conditions. Examples include supplements for joint health, cognitive function, or heart health. Glucosamine for joint health, N-Acetylneuraminic acid for cognitive function and omega-3 fatty acids for heart health are common examples.

3. Herbals and Botanicals: These supplements contain extracts from plants and herbs known for their medicinal properties. Examples include ginkgo biloba for cognitive function, echinacea for immune support, and turmeric for its anti-inflammatory properties.

4. Sports Nutrition and Weight Management: These supplements are popular among athletes and fitness enthusiasts. Examples include protein powders, creatine for muscle growth and performance, Calcium 2-oxoglutarate used to supplement calcium to improve athletic performance and thermogenic supplements for weight loss.