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

Chemical ASCORBIC-ACID

Chemical ID
ASCORBICACID
Ubiquitous
Yes
List of known dosages
Dosage Reference
LD50=518 (ivn mus) Jim Duke's personal files.
PTD=1-5 g
RDA=30-95 mg/day
RDA=60-100 mg/man/day

Select a Results View:

Download these results as:
CSV
XLSX
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
AntiCrohn's 50-100 mg/day/orl/man Martindale's 29th
AntiCTS 1,000 mg 3x/day *
Antidecubitic 500 mg/man/2x/day Martindale's 28th
Antidementia *
Antidepressant 2,000 mg/day Werbach, M. 1993. Healing with Food. Harper Collins, New York, 443 pp.
Antidiabetic Challem, J., Berkson, Burt, and Smith, Melissa Dianne. 2000.
Syndrome X - The complete nutritional program to prevent and reservse insulin resistance. John Wiley & Sons, New York. 272 pp. $24.95
Antidote (Aluminum) Economic & Medicinal Plant Research, 6: 189.
Antidote (Cadmium) Davies, S., and Stewart, A. 1990. Nutritional Medicine. Avon Books, New York. 509pp.
Antidote (Lead) Davies, S., and Stewart, A. 1990. Nutritional Medicine. Avon Books, New York. 509pp.
Antidote (Paraquat) Martindale's 28th
Antieczemic 3.5-5 g/day Werbach, M. 1993. Healing with Food. Harper Collins, New York, 443 pp.
Antiedemic 1 g/man/day Davies, S., and Stewart, A. 1990. Nutritional Medicine. Avon Books, New York. 509pp.
Antiencephalitic Davies, S., and Stewart, A. 1990. Nutritional Medicine. Avon Books, New York. 509pp.
Antiendometriotic 2,000 mg/day *
Antifatigue 500-1,000 mg *
Antifibrotic 1,000-2,000 mg *
Antigallstone 1,000-3,000 mg/day *
Antigastritic *
Antigingivitic *
Antiglaucomic 2 g/day Werbach, M. 1993. Healing with Food. Harper Collins, New York, 443 pp.
Download these results as:
CSV
XLSX
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
Murraya koenigii Leaf 40.0 445.0 -0.4 *
Murraya sp Fruit 161.0 596.0 -0.2 *
Musa x paradisiaca Hull Husk 1380.0 ANON. 1948-1976. The Wealth of India raw materials. Publications and Information Directorate, CSIR, New Delhi. 11 volumes.
Musa x paradisiaca Fruit 161.0 596.0 -0.2 USDA's Ag Handbook 8 and sequelae)
Myrciaria cauliflora Fruit 170.0 1770.0 -0.2 *
Myrciaria dubia Fruit Jim Duke's personal files.
Myrica cerifera Bark 143.0 656.0 1.4 *
Nandina domestica Leaf 100.0 -0.4 ANON. 1948-1976. The Wealth of India raw materials. Publications and Information Directorate, CSIR, New Delhi. 11 volumes.
Nasturtium officinale Shoot 370.0 -0.4 *
Nasturtium officinale Herb 430.0 13690.0 1.0 *
Nelumbo nucifera Rhizome 15.0 -0.8 *
Nelumbo nucifera Seed *
Nepeta cataria Plant *
Nigella sativa Leaf 2577.0 -0.2 *
Ocimum basilicum Leaf 27.0 2000.0 -0.3 *
Ocimum sanctum Leaf 830.0 -0.4 ANON. 1948-1976. The Wealth of India raw materials. Publications and Information Directorate, CSIR, New Delhi. 11 volumes.
Ocimum tenuiflorum Leaf 830.0 -0.4 ANON. 1948-1976. The Wealth of India raw materials. Publications and Information Directorate, CSIR, New Delhi. 11 volumes.
Opuntia ficus-indica Fruit 65.0 1690.0 -0.2 *
Opuntia ficus-indica Flower 940.0 -0.5 *
Origanum majorana Plant 514.0 555.0 -0.5 USDA's Ag Handbook 8 and sequelae)