Hydroxyl ions and surface active actions of tourmaline used in cosmetics. Adam Kozan Chuo Kenkyusho Co., Ltd. Ohmiya-shi saitama-ken, Japan, May 1997. |
Analysis Data of Tourmaline Mineral, Yutaka Sangyou, Inc., K. Shinohara and Central Research Institute of Adan Mine Inc., J. Okamoto (estimated date 1995). |
Hydroxyl Ions and Surface Active Actions of Tourmaline Used in Cosmetics, Adam Kozan Chuo Kenkyusho Co., Ltd., Ohmiya-shi Saitama-ken, Japan. |
Lovion's UCHU Hair and Scalp Treatments, published 1998. |
BodySpark Far Infrared and Negative Ion Products, published 1999, VORTEX U.S.A. |