Are Antiperspirants Safe?
By Rachael Flynn, MPH
A widely circulating e-mail article claims that
antiperspirant use causes breast cancer. The e-mail
states that since antiperspirants prevent your body from
sweating out toxins, toxins build up in the lymph nodes
and result in breast cancer. Some versions of the e mail
attempt to legitimize these claims by providing details,
such as names of fictitious experts. However,
antiperspirants have never been linked with breast
cancer.
Even though the e-mails allegations are
unfounded, there is a valid health concern regarding
antiperspirants and deodorants. Antiperspirants and
deodorants are on a long list of ordinary consumer
products which may contain an environmental toxin,
phthalates.1
Phthalates are used in many beauty and self care
products for their plastic softening properties. The law
greatly restricts these chemicals in the environment,
and even a small release into the atmosphere must be
reported to the authorities.1
Although they are recognized environmental pollutants,
phthalates are not regulated in beauty or self care
products. According to the US Food and Drug
Administration (FDA), "neither cosmetic products nor
cosmetic ingredients are reviewed or approved by FDA
before they are sold to the public."2
Phthalate exposure could potentially contribute
to several health problems, such as birth defects,
premature female breast development (thelarche), and
reproductive tract abnormalities in males.1, 3, 4
Women of childbearing age are estimated to be at 20
times greater risk for phthalate exposure, due to their
increased use of cosmetics and beauty products.
Therefore, a mothers exposure could put her fetus at
risk for harmful developmental effects and chronic
health problems.
Perhaps most disturbing is that no one really
knows how phthalates affect humans since it has not been
fully investigated. For instance, one common phthalate,
dibutyl phthalate, has safety standards based on a 1953
study which the Environmental Protection Agency (EPA)
considers weak and flawed.5 Historically,
the difficulty in testing people for phthalate exposure
has created a false sense of security that it was not a
problem. When an accurate testing method was recently
developed by the Centers for Disease Control (CDC), a
newly published study found phthalates in every subject
tested, some at surprisingly high levels.6 The
CDC is now conducting research on the effects of
phthalate exposure, particularly for infants and
pregnant women.7
In conclusion, the safety of antiperspirants
and deodorants, as well as the wide range of other
consumer products containing phthalates, is unknown. It
is important to remember that ingredients in consumer
products change over time and that not all
antiperspirants or deodorants contain phthalates (see
Table 1). However, a lack of research should not be
considered proof of safety. Until future research
provides more answers about the effects of phthalates on
humans, it is reasonable to question their long-term
safety. This is especially true for pregnant women and
children.
This table is from Beauty Secrets.1
Table 1. Major corporations hold patents that
proposed to use the
toxic plasticizer dibutyl phthalate (DBP) in a broad
range of consumer products.
|
Company Holding
Patent |
|
Products
for which DBP is proposed
as an essential or possible additive
|
|
Procter & Gamble
(Cincinnati, OH) |
|
lotion,
hairspray, mousse, gel, lotion, cream,
pomade, hair spray, conditioner, spritz,
hair tonic, facial moisturizers,
foundations, lipsticks, mascaras, nail
polishes, oral pharmaceuticals, hair loss
treatments |
| L'Oréal (Bureau D. A.
Casalonga-Josse) |
|
hair and nail products |
|
Lever Brothers
Company (New York, NY) |
|
deodorant,
skin and hair cleansers |
| Maybelline Cosmetics Corporation
(Wilmington, DE) |
|
nail enamel |
Anheuser-Busch,
Incorporated
(St. Louis, MO) |
|
gelled
antiperspirant |
| Chesebrough-Pond's USA Co.,
Division of Conopco, Inc. (Greenwich, CT)
|
|
product to treat or prevent
baldness |
Colgate
Palmolive Company
(New York, NY) |
|
antiperspirant
and deodorant gels |
Eastman Chemical Company
(Kingsport, TN) |
|
nail products |
|
Elizabeth Arden
Co., Division of Conopco, Inc. (New York,
NY) |
|
skin products
|
| Kraft General Foods, Inc.
(Northfield, IL) |
|
sunscreen |
|
Revlon Consumer
Products (NY, NY) |
|
nail enamel
|
| Rhodia Chimie (Courbevoie, FR)
|
|
hair and skin care products
(sprays, tonic lotions, gels, mousses)
|
Rhone-Poulenc
Chimie
(Courbevoie Cedex, FR) |
|
nail varnishes
|
Unilever Patent Holding B.V.
(Vlaardingen, NL) |
|
skin and hair care products,
antiperspirants |
For more information about Phthalates on the
Web:
Centers for Disease Control and
Prevention
http://www.cdc.gov/nceh/dls/report/
Our Stolen Future
http://www.ourstolenfuture.org/NewScience/oncompounds/phthalates/phthalates.htm
Consumers Union
http://www.consumersunion.org/food/plasticny698.htm
The Environmental Working Group
http://www.ewg.org/pub/home/Reports/BeautySecrets/execsumm.html
References:
1 Houlihan J and Wiles R. 2000. Beauty Secrets.
Does a Common Chemical in Nail Polish Pose Risks to
Human Health? Environmental Working Group. Washington,
DC. November 2000.
2 US Food and Drug Administration (FDA). Office
of Cosmetics Fact Sheet. February 3, 1995. Available
online at
http://vm.cfsan.fda.gov/~dms/cos-206.html
3 Colon I, Cao D, Bourdony CJ, and Rosario O.
Identification of Phthalate Esters in the Serum of Young
Puerto Rican Girls with Premature Breast Development.
Environmental Health Perspectives 108 (2000):895-900.
4 Our Stolen Future. "About Phthalates."
Available online at
http://www.ourstolenfuture.org/NewScience/oncompounds/phthalates/phthalates.htm
5 Environmental Protection Agency (EPA). 1990.
Integrated Risk Information System. Dibutyl phthalate,
CASRN 84-74-2. October 1990. Available online at
http://www.epa.gov/ngispgm3/iris/
6 Blount, BC, MJ Silva, SP Caudill, LL Needham,
JL Pirkle, EJ Sampson, GW Lucier, RJ Jackson, JW Brock.
2000. Levels of Seven Urinary Phthalate Metabolites in a
Human Reference Population. Environmental Health
Perspectives 108 (2000):979-982.
7 Center for Disease Control (CDC). 2000. Study
Demonstrates Exposure of People to Phthalates. Available
online at
http://www.cdc.gov/od/oc/media/pressrel/r2k0901.htm.
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