Got a reply from Thorvin Kelp regarding their Human Grade:
Thank you for your interest in Thorvin Kelp.
The finest organic nutrient source on the market today
Sustainably harvested from the cold clean waters of Northwest Iceland
Quickly dried in a unique state of the art processing plant
A stable product with intact enzymes and nutrients
Has a broad array of uses
Our certified organic product, human grade, is available as follows:
Through our Distributor, Stauber Performance Ingredients - Fullerton, CA Phone: 714-441-3900
and Maine Coast Sea Vegetables – Franklin, ME Phone: 207-565-2907
We look forward to working with you.
World's Finest Nutrients
P.O. Box 458
New Castle, VA 24127 USA
toll free: 800-464-0417 (USA only)