An official website of the United States government.

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

Dr. Duke's Phytochemical and Ethnobotanical Databases
U.S. Department of Agriculture
  1. Home
  2. NIACIN

NIACIN

Chemical ID
NIACIN
Ubiquitous
Yes
List of known dosages
Dosage
LD50=5,000 (orl mus)
LDlo=4,000 (scu mus)
PTD=1,000 mg/day
RDA=5-20 mg/day

Select a Results View:

Download these results as:
CSV
EXCEL
PDF
List of chemical activities.
Click on column headings to sort table by that column. *Unless otherwise noted all references are to (Duke, 1992)
Activity Dosage Reference
Allergenic Werbach, M. 1993. Healing with Food. Harper Collins, New York, 443 pp.
Antiacrodynic *
Antiallergic 50 mg/2x/day Werbach, M. 1993. Healing with Food. Harper Collins, New York, 443 pp.
Antialzheimeran *
Antiamblyopic *
Antianginal *
Anticataract *
Antichilblain Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
Anticonvulsant 3 g/day Werbach, M. 1993. Healing with Food. Harper Collins, New York, 443 pp.
Antidementia *
Antidermatitic Davies, S., and Stewart, A. 1990. Nutritional Medicine. Avon Books, New York. 509pp.
Antidiabetic *
Antidysphagic *
Antiepileptic 3 g/day Werbach, M. 1993. Healing with Food. Harper Collins, New York, 443 pp.
Antihangover 50 mg *
Antihistaminic 50 mg 2x/day Werbach, M. 1993. Healing with Food. Harper Collins, New York, 443 pp.
Antihyperactivity 1.5-6 g/day Werbach, M. 1993. Healing with Food. Harper Collins, New York, 443 pp.
Antiinsomnic 1 g/day Werbach, M. 1993. Healing with Food. Harper Collins, New York, 443 pp.
AntiLyme 50 mg/day *
AntiMeniere's Duke, J. A. Writeups or information summaries on approximately 2,000 economic plants, USDA, ARS, Beltsville, MD 20705.
Download these results as:
CSV
EXCEL
PDF
List of chemical plants.
Click on column headings to sort table by that column. *Unless otherwise noted all references are to (Duke, 1992)
Plant Name Plant Part Low Parts Per Million High Parts Per Million Standard Deviation Reference
Aloe vera Leaf 64.0 -0.4 Pedersen, M. 1987. Nutritional Herbology. Pederson Publishing. Bountiful, Utah. 377 pp.
Alpinia galanga Rhizome 10.0 71.0 -0.9 CRC Handbook of Medicinal Herbs and/or CRC Handbook of Proximate Analyses
Althaea officinalis Root 3.4 31.0 -0.6 *
Amaranthus sp. Leaf 6.0 118.0 0.2 *
Amaranthus spinosus Leaf 14.0 86.0 -0.1 CRC Handbook of Medicinal Herbs and/or CRC Handbook of Proximate Analyses
Amorphophallus campanulatus Root 7.0 79.0 0.8 *
Amorphophallus konjac Root *
Anacardium occidentale Fruit 3.0 21.0 -0.5 *
Anacardium occidentale Leaf 14.0 46.0 -0.6 *
Anacardium occidentale Seed 18.0 22.0 -0.6 *
Ananas comosus Fruit 2.0 33.0 -0.4 *
Anethum graveolens Fruit 28.0 30.0 -0.4 *
Anethum graveolens Plant 28.0 30.0 -0.7 Lawrence, B.M., Essential Oils 1976-1977, Essential Oils 1978, Essential Oils 1979-1980.
Anethum graveolens Seed 28.0 30.0 -0.4 Lawrence, B.M., Essential Oils 1976-1977, Essential Oils 1978, Essential Oils 1979-1980.
Angelica sinensis Root 15.0 68.0 0.5 *
Annona cherimola Fruit 9.0 50.0 -0.1 *
Annona diversifolia Fruit 21.0 75.0 0.2 Morton, J.F., Major Medicinal Plants. 1977. Atlas of Medicinal Plants of Middle America. Bahamas to Yucatan. 1981.
Annona glabra Fruit 6.0 45.0 -0.2 CRC Handbook of Medicinal Herbs and/or CRC Handbook of Proximate Analyses
Annona muricata Fruit 9.0 77.0 0.2 *
Annona reticulata Fruit 5.0 38.0 -0.3 *