EWG scientists reviewed Nexxus Restorative Strengthen Conditioning Treatment (2013 formulation) for safety according to the methodology outlined in our Skin Deep Cosmetics Database. We assess the ingredients listed on the labels of personal care products based on data in toxicity and regulatory databases, government and health agency assessments and the open scientific literature. EWG's rating for Nexxus Restorative Strengthen Conditioning Treatment (2013 formulation) is 4.
|DMDM HYDANTOIN (FORMALDEHYDE RELEASER)||Allergies/immunotoxicity, Irritation (skin, eyes, or lungs), Use restrictions, Cancer, Contamination concerns (FORMALDEHYDE)|
|METHYLISOTHIAZOLINONE||Allergies/immunotoxicity, Use restrictions, Irritation (skin, eyes, or lungs), Neurotoxicity, Ecotoxicology|
|IODOPROPYNYL BUTYLCARBAMATE||Use restrictions, Allergies/immunotoxicity, Organ system toxicity (non-reproductive), Ecotoxicology|
|METHYLCHLOROISOTHIAZOLINONE||Use restrictions, Allergies/immunotoxicity, Irritation (skin, eyes, or lungs), Ecotoxicology, Cancer|
|METHYLPARABEN||Endocrine disruption, Allergies/immunotoxicity, Biochemical or cellular level changes, Use restrictions|
|PROPYLENE GLYCOL||Enhanced skin absorption, Irritation (skin, eyes, or lungs), Organ system toxicity (non-reproductive), Allergies/immunotoxicity, Use restrictions|
|COLLAGEN AMINO ACIDS||Organ system toxicity (non-reproductive)|
|POLYACRYLAMIDOMETHYLPROPANE SULFONIC ACID||None Identified|
|HYDROLYZED ELASTIN||None Identified|
About the Skin Deep® ratings
EWG provides information on personal care product ingredients from the published scientific literature, to supplement incomplete data available from companies and the government.
The ratings below indicate the relative level of concern posed by exposure to the ingredients in this product - not the product itself - compared to other product formulations. The ratings reflect potential health hazards but do not account for the level of exposure or individual susceptibility, factors which determine actual health risks, if any. Learn more
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About EWG VERIFIED™
Beyond providing Skin Deep® as an educational tool for consumers, EWG offers its EWG VERIFIED™ mark as a quick and easily identifiable way of conveying personal care products that meet EWG's strict health criteria.
Before a company can use EWG VERIFIEDTM on such products, the company must show that it fully discloses the products' ingredients on their labels or packaging, they do not contain EWG ingredients of concern, and are made with good manufacturing practices, among other criteria. Learn more
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