Ingredient
Chloroacetamide
Chloroacetamide is flagged for pregnancy, trying to conceive, breastfeeding, postpartum, PCOS and general use. The concern behind the strongest flag is absorbed into the body and fetal development.
- 2-Chloroacetamide
- Chloracetamide
Verdict by profile
Truva checks every ingredient against six profiles. Jump to any of them for the full assessment.
- Strongest verdict
- Not Recommended
- Its verdict for pregnancy, the profile this one is worst in
- Profiles flagged
- 6 of 6
- Counting avoid, high risk and medium risk
- Irritancy
- 4 of 5
- Higher means more likely to sting or redden
Chloroacetamide and pregnancy
Not Recommended
- Absorbed into the body
- Fetal development
Chloroacetamide is a synthetic preservative with known irritant and sensitizing properties. It functions by preventing bacterial and fungal growth in cosmetic products, but raises significant safety concerns due to its chemical structure and biological activity. According to the SCCS, chloroacetamide has shown mutagenic potential in laboratory testing and is classified as possibly carcinogenic. While specific pregnancy studies are limited, the compound's ability to penetrate skin and its mutagenic properties make it particularly concerning during fetal development. Mutagens can potentially interfere with normal cell division and DNA replication, which are critical processes during pregnancy. Most obstetricians and dermatologists recommend avoiding ingredients with mutagenic or carcinogenic potential during pregnancy as a precautionary measure. The EU restricts this ingredient to low concentrations (0.3% maximum), but many experts suggest that pregnant women avoid it entirely given the availability of safer preservative alternatives. ACOG guidelines on cosmetic safety emphasize minimizing exposure to potentially mutagenic substances during pregnancy, particularly during the first trimester when organ formation occurs.
Chloroacetamide and breastfeeding
Not Recommended
- Absorbed into the body
- Infant exposure
Chloroacetamide is a preservative with concerning safety data including skin sensitization and possible carcinogenic effects. While specific breastfeeding studies are lacking, its chemical properties suggest it should be avoided during breastfeeding. The compound can be absorbed through the skin, and substances with mutagenic potential are generally advised against during breastfeeding. The AAD notes that while topical absorption is typically low for preservatives, those with known toxicity concerns should be avoided when safer alternatives exist. The risk of transfer to breast milk has not been specifically studied, but the precautionary principle suggests minimizing exposure to potentially harmful chemicals. Given the irritant nature of this ingredient and its possible carcinogenic classification, most dermatologists recommend that breastfeeding mothers choose products preserved with safer alternatives. The compound is being phased out of many cosmetic formulations worldwide, indicating industry recognition of its safety concerns.
Chloroacetamide and postpartum
Not Recommended
- Irritant
- Carcinogen concern
Chloroacetamide is a preservative with significant safety concerns including skin irritation, sensitization, and possible carcinogenic effects. Even for postpartum women not breastfeeding, this ingredient is best avoided due to its known adverse effects. Postpartum skin may be more sensitive due to hormonal changes, making it particularly vulnerable to irritant ingredients like chloroacetamide. The SCCS classification of this compound as a skin sensitizer and potential carcinogen suggests that safer preservative alternatives should be preferred regardless of life stage.
Chloroacetamide and trying to conceive
Not Recommended
- Absorbed into the body
Chloroacetamide is a preservative with mutagenic potential and possible carcinogenic classification. Women trying to conceive should avoid this ingredient as a precautionary measure, given its ability to penetrate skin and its effects on cellular processes. While specific fertility studies are lacking, compounds with mutagenic properties are generally recommended to be avoided before and during early pregnancy. Since many women don't realize they're pregnant for several weeks after conception, it's prudent to discontinue use of concerning ingredients like chloroacetamide when actively trying to conceive. Safer preservative alternatives are widely available and provide the same product-protecting benefits without the toxicity concerns.
Chloroacetamide and PCOS
Not Recommended
- Irritant
Chloroacetamide is a synthetic preservative with known irritant properties and potential carcinogenic effects. For individuals with PCOS who often have sensitive or acne-prone skin, this ingredient poses unnecessary risks. The compound is a strong skin sensitizer that can cause irritation and allergic reactions. Since PCOS-affected skin is often already compromised by hormonal acne and inflammation, exposure to additional irritants like chloroacetamide can exacerbate skin problems. There is no evidence that the ingredient affects hormone levels directly. While chloroacetamide doesn't specifically impact PCOS hormonal pathways, its irritant and potentially carcinogenic properties make it an ingredient to avoid. Many gentler, safer preservatives are available that won't compromise skin health or interfere with acne management strategies.
Chloroacetamide and general use
Not Recommended
- Irritant
- Carcinogen concern
Chloroacetamide is a synthetic preservative used to prevent microbial contamination in cosmetic products. However, it has significant safety concerns that have led to restricted use in the EU and voluntary phase-out by many manufacturers. According to the SCCS, chloroacetamide is a known skin sensitizer and irritant that can cause contact dermatitis. More concerning, the compound has demonstrated mutagenic potential in laboratory studies and is classified as possibly carcinogenic. Even at low concentrations permitted by regulations (0.3% in the EU), it can cause skin and eye irritation. The EU restricts this ingredient's use, and many countries are moving toward banning it entirely in cosmetics. Consumers are advised to choose products preserved with safer alternatives like phenoxyethanol, sodium benzoate, or natural preservatives. The ingredient's safety profile is poor compared to modern preservative options, making it an unnecessary risk in skincare products.
Everything else flagged for the same profiles
Related ingredients
Ingredients suggested in place of Chloroacetamide, each one with its own page here.
Ingredients that raise the same concerns.
Where this came from
Truva summarises published guidance from bodies including ACOG, the FDA, the EU SCCS and the Cosmetic Ingredient Review. It has no access to your medical history and it is not a substitute for your doctor, dermatologist or midwife. These assessments have not been reviewed by a clinician, and nothing here is a diagnosis or a prescription. If you are pregnant, breastfeeding or being treated for PCOS, take the ingredient list to the person looking after you.
Assessment last pulled from the ingredient database on .
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