Posted January 24, 2013

Excessive Lead and Mercury Found In Chinese Herbal Supplements

On January 23, 2013, Health Canada warned consumers that certain batches of the Chinese dietary supplements [W.S.] Tian Ma Toutong Wan, Shi Hu Ye Guang Wan (Ye Guang Wan), Nai Chang Ming Yan Pills (Ming Yan Pills), [Fung Shing Pai] Tian-Ma Wan and Bak Foong Pills were found to contain excessive amounts of lead or mercury.

While these supplements are not authorized for sale in Canada, they may be available for purchase by Canadian and U.S. consumers through online retail websites.

[W.S.] Tian Ma Toutong Wan, Shi Hu Ye Guang Wan (Ye Guang Wan) and Nai Chang Ming Yan Pills (Ming Yan Pills) are manufactured by Wah Shun Medicine Limited. W.S.] Tian Ma Toutong Wan is promoted for relieving headaches, and Shi Hu Ye Guang Wan (Ye Guang Wan) and Nai Chang Ming Yan Pills (Ming Yan Pills) are both promoted for improving vision. These pills were found to contain excessive levels of lead.

[Fung Shing Pai] Tian-Ma Wan, manufactured by Luen Hing Hong and is promoted to relieve arthritis symptoms and headaches. This supplement was also found to contain excessive levels of lead.

(See ConsumerLab.com's Reviews of Vision Supplements and Glucosamine Supplements for tests of related products.)

Bak Foong Pills, manufactured by Peking Medicine Manufactory, are promoted relieving menstrual discomfort. The pills were found to contain excessive levels of heavy metals and were recalled by their manufacturer.

(See ConsumerLab.com's Reviews of Black Currant, Borage, Evening Primrose, and Flaxseed Oil Supplements and Menopause Supplements for tests of related products.)

Excessive levels of lead can cause abdominal pain, anemia, changes in blood pressure, reproductive disorders such as miscarriage, weakness, concentration problems, weight loss, insomnia, dizziness, and kidney and brain damage. Excessive levels of mercury can cause irritability, tremors, memory loss, insomnia, concentration problems, and kidney and brain damage.

For more information about this warning, use the link below.