4 useful nutritional supplements resources you can only find in a library 

Are you trying to determine whether herbs, vitamins and other dietary supplements will be harmful or helpful to you? According to a Pew report, nearly eight out of ten users search for health-related information online. This is often linked to diets, nutrition, vitamins, and nutritional supplements. Health care professionals must search and evaluate the information given to guide their patients. 

So how can you search for authoritative nutrition information? In the comfort of the library, of course. While the library may help provide you with all the information you need, you will still need to know what to look for, and where. 

Here are four useful nutritional supplements resources you can only find in a library. 


The Dietary Supplement Label Database (DSLD) provides useful product and supplement information that is organized and used by users. Researches will use the database to help determine the total nutrient intake from supplements in the areas they study. 

Thousands of dietary and nutritional supplements are placed in the market every year as some are discontinued from the market. Product formulation is adjusted as the DSLD is regularly updated to incorporate changes. 

The DSLD provides input of Federal stake holding such as NIH institutes, U.S. Dept. of Agriculture Research. Center for the Disease Control and Prevention’s National center of Health Statistics Division. 

The Dietary Supplement Ingredient Database (DSID) provides estimates of the ingredient levels in samples of dietary supplements that are sold in the marketplace. You can also turn to Drug-Nutrient Interactions to learn more about how drugs, food and supplements interact when combined. 


Search PubMed for the national library of medicine’s premier biomedical database of citations that are included in journal articles used by researches and physicians all over the world. PubMed provides free access to health-related databases with links to online journals and resources. 

If you’re looking for nutrition journals, the Food and Nutrition Information center (FNIC) offers databases of nutrition education materials including healthy school meals education, food stamp nutrition, WIC databases, and more. There are many databases to search when looking for nutrition-related journals. 

If you are interested in looking for dietary, nutritional supplements or CBD oil supplement, the International Bibliographic Information on Dietary Supplements Database (IBIDS) would be a great start. IBIDS provides access to bibliographic citations from published scientific literature based on the science of nutritional supplements. 

The Food and Nutrition Information Center offers 2,000 links to accurate, credible and practical resources on nutrition. This website includes all the information on efforts. 

Nutrition Indexes and Sources

Visitors may consult the main catalog to confirm the periodical journal or magazine. While this does not provide the content, it is reveal the collected work related to the journal itself. These are extremely useful if you want to find detailed resources that you can’t find online. 

There are plenty of resources available on the web that deals specifically with nutrition. The sources cover all aspects from general dietary information to specific dietary needs. Medline Plus is a great resource from the National Library of Medicine. The government site provides information on diseases, conditioners, dictionaries, medical encyclopedias, credentials, drug pharmacopoeias, and more. If you can’t find what you’re looking for in Medline Plus, you can use other leading health sites. 

The U.S. pharmacopeia is also available for use as it gives the authority for all medicines in various forms that are manufactured and sold in America. 

Reference Books

When searching for resources on nutritional supplements in the library, it is helpful to knowing what search terms, subject headings and call numbers. Books related to vitamins and supplements are found within the Dewey number ranges of:

  • 612.399 Vitamins/Metabolism
  • 613.2 Nutrition
  • 613.204 Sports Nutrition
  • 613.2083 Children’s Nutrition
  • 613.28 Elements of Nutrition
  • 613.286 Vitamins
  • 615.3 Herbal and Organic Drugs
  • 615.53 Alternative therapies – Homeopathy, Ayurvedic, Naturopathy, etc.
  • 618.175 Natural Treatments for Menopause

Using reference sources with literature information will provide a brief summary of data and detailed information, references, or full-length biographies. Brief summaries can be found in dictionaries and encyclopedias. 

Standard dictionaries will provide an alphabetical list with definitions. When searching for nutritional supplements, the pharmacopoeia will provide classifications of the supplements with several variations. 

You can also find useful information in government documents, which are available for use by libraries and other search programs and necessities. The large volume of documents is unique and unlike the rest of the classification system in the library. There you will find all the documents, statistics, and various tools to locate and retrieve the data. 

Check out these four useful nutritional supplements resources you can only find in a library.