FDA NEWS RELEASEFor Immediate Release: April 27,
2012
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FDA challenges marketing of DMAA products for lack of safety evidence
Agency cites ten companies in warning lettersThe U.S. Food and Drug Administration today issued warning letters to ten
manufacturers and distributors of dietary supplements containing
dimethylamylamine, more popularly known as DMAA, for marketing products for
which evidence of the safety of the product had not been submitted to FDA.
Also referred to as 1,3-dimethylamylamine, methylhexanamine, or geranium
extract, the ingredient is in dietary supplements and is often touted as a
"natural" stimulant.
The companies receiving warning letters and their product names are:
"Before marketing products containing DMAA, manufacturers and distributors
have a responsibility under the law to provide evidence of the safety of their
products. They haven’t done that and that makes the products adulterated," said
Daniel Fabricant, Ph.D., Director of FDA’s Dietary Supplement
Program.
Specifically, the warning letters cite the companies for
marketing products for which a notification had not been submitted for the use
of DMAA as a New Dietary Ingredient (NDI). Under current law, dietary supplement
manufacturers or distributors who use certain dietary ingredients not marketed
in a dietary supplement prior to October 15, 1994, are responsible for notifying
the FDA of evidence to support their conclusion that their dietary supplements
containing NDIs are safe. Manufacturers or distributors must submit notification
at least 75 days before marketing their products. The companies warned today
were marketing products for which this requirement had not been met.
The FDA warning letters also advised the companies that the agency is not
aware of evidence or history of use to indicate that DMAA is safe. Under the
Dietary Supplement Health and Education Act of 1994 (DSHEA), manufacturers,
marketers and distributors of dietary supplements are responsible for ensuring
that they are marketing a safe product.
The FDA letters noted that DMAA is known to narrow the blood vessels and
arteries, which can elevate blood pressure and may lead to cardiovascular events
ranging from shortness of breath and tightening in the chest to heart attack.
The agency has received 42 adverse event reports on products containing DMAA.
While the complaints do not establish that DMAA was the cause of the incidents,
some of the reports have included cardiac disorders, nervous system disorders,
psychiatric disorders, and death.
The agency additionally warned the companies that synthetically-produced DMAA
is not a “dietary ingredient” and, therefore, is not eligible to be used as an
active ingredient in a dietary supplement. DSHEA defines a dietary ingredient as
a vitamin, mineral, amino acid, herb or other botanical, a dietary substance for
use by man to supplement the diet, or a concentrate, metabolite, constituent,
extract, or combination of these substances.
The companies have 15 business days to respond to the FDA with the specific
steps they will take to address the issues in the warning letters.
For more information:How dietary supplements are regulated11Dietary Supplement Health and Education Act of 199412New Dietary Ingredient notification process13Reporting adverse events associated with FDA regulated
products14#
The FDA, an agency within the U.S. Department of Health and Human Services,
protects the public health by assuring the safety, effectiveness, and security
of human and veterinary drugs, vaccines and other biological products for human
use, and medical devices. The agency also is responsible for the safety and
security of our nation’s food supply, cosmetics, dietary supplements, products
that give off electronic radiation, and for regulating tobacco products