# Household Metabolic and Endocrine-Disrupting Chemicals (EDC) This provides a concise overview of chemicals commonly found in household product packaging, known for their endocrine and metabolic-disrupting effects. --- ## Key Chemical Classes and Health Impacts ### Phthalates - **Labeled as**: Diethyl phthalate (DEP), dibutyl phthalate (DBP), di-n-butyl phthalate (DnBP), diisononyl phthalate (DINP), diisodecyl phthalate (DIDP), di(2-ethylhexyl) phthalate (DEHP), dicyclohexyl phthalate (DCHP), di-n-propyl phthalate (DPrP) - **Found in**: Fragrances, air fresheners, vinyl products, detergents, personal care products - **Known negative effects**: - Disruption of sex hormone synthesis and action - Dysregulation of the hypothalamic-pituitary-gonadal axis - Reduced testosterone and altered sex hormone–binding globulin - Increased risk of obesity, metabolic syndrome, insulin resistance, type 2 diabetes - Reproductive toxicity and possible association with hormone-related cancers - **References**: [^1][^2][^3][^4][^5] ### Bisphenols - **Labeled as**: Bisphenol A (BPA), bisphenol S (BPS), bisphenol F (BPF) - **Found in**: Plastics, food packaging, detergents, some personal care products - **Known negative effects**: - Disruption of estrogen and androgen signaling - Increased risk of obesity, metabolic syndrome, type 2 diabetes - Reproductive toxicity and altered fetal programming - Possible increased risk of hormone-related cancers - **References**: [^1][^2][^3][^4][^5][^6] ### Parabens - **Labeled as**: Methylparaben (MeP), ethylparaben (EtP), propylparaben (PrP), butylparaben (BuP), isobutylparaben, isopropylparaben - **Found in**: Lotions, creams, shampoos, conditioners, cosmetics, some detergents - **Known negative effects**: - Estrogenic activity and disruption of reproductive hormone signaling - Potential contribution to obesity and metabolic dysfunction - Possible association with hormone-related cancers - **References**: [^1][^2][^5][^7][^8] ### Alkylphenol Ethoxylates (APEOs) and Alkylphenols - **Labeled as**: Nonylphenol (NP), octylphenol (OP), nonoxynol, octoxynol - **Found in**: Detergents, cleaning agents, fabric softeners, some personal care products - **Known negative effects**: - Disruption of estrogen and thyroid hormone signaling - Reproductive toxicity and bioaccumulation - Potential metabolic effects - **References**: [^1][^7][^8][^9] ### Triclosan and Triclocarban - **Labeled as**: Triclosan, triclocarban - **Found in**: Antibacterial soaps, toothpastes, deodorants, some detergents - **Known negative effects**: - Disruption of thyroid hormone signaling - Potential contribution to metabolic dysfunction - Possible reproductive toxicity - **References**: [^1][^8][^9][^10][^11] ### Benzophenones (UV Filters) - **Labeled as**: Benzophenone-3 (BP,除此之外，我们还有3, oxybenzone), benzophenone-1, benzophenone-2, benzophenone-4, benzophenone-8 - **Found in**: Sunscreens, cosmetics, some lotions - **Known negative effects**: - Estrogenic and anti-androgenic activity - Reproductive toxicity and bioaccumulation - Possible metabolic effects - **References**: [^7][^8] ### Per- and Polyfluoroalkyl Substances (PFAS) - **Labeled as**: Perfluorooctanoic acid (PFOA), perfluorooctanesulfonic acid (PFOS), polytetrafluoroethylene (PTFE), fluorotelomer alcohols, perfluentrononanoic acid (PFNA), perfluorodecanoic acid (PFDA) - **Found in**: Stain-resistant sprays, nonstick cookware, some cleaners, cosmetics - **Known negative effects**: - Disruption of lipid and glucose metabolism - Increased risk of obesity, insulin resistance, type 2 diabetes, dyslipidemia - Possible reproductive and developmental toxicity - **References**: [^1][^2][^6][^12] ### Fragrances - **Labeled as**: Fragrance, parfum, aroma - **Found in**: Nearly all scented products (detergents, air fresheners, personal care products) - **Known negative effects**: - May contain undisclosed EDCs (e.g., phthalates, synthetic musks) - Potential for hormone disruption, reproductive toxicity, and metabolic effects - **References**: [^1][^9][^10][^11] ### Other Notable EDCs - **Ethanolamines**: Triethanolamine (TEA), diethanolamine (DEA), monoethanolamine (MEA) - **Found in**: Cleaning products, detergents, personal care products - **Known negative effects**: Potential for hormone disruption and metabolic effects - **References**: [^9][^10] - **Glycol Ethers**: Ethylene glycol monomethyl ether, ethylene glycol monoethyl ether - **Found in**: Cleaning agents, some personal care products - **Known negative effects**: Reproductive and developmental toxicity, possible metabolic effects - **References**: [^9][^10] - **Cyclosiloxanes**: Cyclotetrasiloxane (D4), cyclopentasiloxane (D5), cyclohexasiloxane (D6) - **Found in**: Cosmetics, hair products - **Known negative effects**: Endocrine disruption, reproductive toxicity - **References**: [^9][^10] --- ## Summary Table: EDCs in Household Products | Chemical Class | Label Terms to Avoid | Typical Product Types | Known Negative Effects | Common Labeled Variants | References | | ---------------------- | ------------------------------ | ----------------------------------------- | ---------------------------------------------------------------------------------------------------------------------- | ----------------------------------------------------------------- | ------------------------ | | Phthalates | "fragrance", "parfum" | Fragrances, vinyl, detergents | Obesity, metabolic syndrome, insulin resistance, reproductive toxicity, hormone disruption, cancers | DEP, DBP, DnBP, DINP, DIDP, DEHP, DCHP, DPrP | [^1] [^2] [^3] [^4] [^5] | | Bisphenols | "BPA", "BPS", "BPF" | Plastics, detergents | Obesity, diabetes, reproductive toxicity, hormone disruption, altered fetal programming, cancers | BPA, BPS, BPF | [^1][^2][^3][^4][^5][^6] | | Parabens | "paraben" | Lotions, shampoos, cosmetics | Estrogenic activity, reproductive toxicity, obesity, insulin resistance, type 2 diabetes, hormone-related cancers | MeP, EtP, PrP, BuP, isobutylparaben, isopropylparaben | [^1][^2][^5][^7][^8] | | Alkylphenols/APEOs | "nonylphenol", "NPE" | Detergents, cleaners | Estrogen/thyroid disruption, reproductive toxicity, bioaccumulation, obesity, insulin resistance, type 2 diabetes | NP, OP, nonoxynol, octoxynol | [^1][^7][^8][^9] | | Triclosan/Triclocarban | "triclosan", "triclocarban" | Soaps, toothpastes | Thyroid disruption, hepatic lipid accumulation, insulin resistance, type 2 diabetes, reproductive toxicity | Triclosan, triclocarban | [^1][^8][^9][^10][^11] | | Benzophenones | "benzophenone", "oxybenzone" | Sunscreens, cosmetics | Estrogenic/anti-androgenic activity, reproductive toxicity, bioaccumulation, obesity, insulin resistance, dyslipidemia | BP-3, BP-1, BP-2, BP-4, BP-8 | [^7][^8] | | PFAS | "PFOA", "PFOS", "PTFE" | Stain-resistant sprays, nonstick cookware | Obesity, insulin resistance, diabetes, dyslipidemia, reproductive/developmental toxicity | PFOA, PFOS, PTFE, fluorotelomer alcohols, PFNA, PFDA | [^1][^2][^6][^12] | | Fragrances | "fragrance", "parfum", "aroma" | Scented products | Hormone disruption, reproductive toxicity, obesity, metabolic syndrome, insulin resistance | Fragrance, parfum, aroma | [^1][^9][^10][^11] | | Ethanolamines | "ethanolamine" | Cleaning products, detergents | Hormone disruption, metabolic syndrome, insulin resistance | TEA, DEA, MEA | [^9][^10] | | Glycol Ethers | "glycol ether" | Cleaning agents, personal care products | Reproductive/developmental toxicity, hepatic lipid accumulation, fatty liver | Ethylene glycol monomethyl ether, ethylene glycol monoethyl ether | [^9][^10] | | Cyclosiloxanes | D4, D5, D6 | Cosmetics, hair products | Endocrine disruption, reproductive toxicity | "cyclosiloxane" | [^9][^10] --- ## References [^1]: Woodruff TJ. Health Effects of Fossil Fuel–Derived Endocrine Disruptors. _The New England Journal of Medicine_. 2024;390(10):922-933. doi:10.1056/NEJMra2300476. [^2]: Hampl SE, Hassink SG, Skinner AC, et al. Clinical Practice Guideline for the Evaluation and Treatment of Children and Adolescents With Obesity. _Pediatrics_. 2023;151(2):e2022060640. doi:10.1542/peds.2022-060640. [^3]: Martínez-Ibarra A, et al. Multisystemic Alterations in Humans Induced by Bisphenol A and Phthalates. _Environmental Pollution_. 2021;271:116380. doi:10.1016/j.envpol.2020.116380. [^4]: Dubey P, et al. Association of Exposure to Phthalate Metabolites With Sex Hormones, Obesity, and Metabolic Syndrome in US Women. _JAMA Network Open_. 2022;5(9):e2233088. doi:10.1001/jamanetworkopen.2022.33088. [^5]: Myridakis A, et al. Exposure of Preschool-Age Greek Children (RHEA Cohort) to Bisphenol A, Parabens, Phthalates, and Organophosphates. _Environmental Science & Technology_. 2016;50(2):932-41. doi:10.1021/acs.est.5b03736. [^6]: Rajagopalan S, Landrigan PJ. Pollution and the Heart. _The New England Journal of Medicine_. 2021;385(20):1881-1892. doi:10.1056/NEJMra2030281. [^7]: Klančič V, et al. Environmental Contamination Status With Common Ingredients of Household and Personal Care Products. _Environmental Science and Pollution Research International_. 2022;29(49):73648-73674. doi:10.1007/s11356-022-22895-z. [^8]: Klančič V, et al. Halogenated Ingredients of Household and Personal Care Products as Emerging Endocrine Disruptors. _Chemosphere_. 2022;303(Pt 1):134824. doi:10.1016/j.chemosphere.2022.134824. [^9]: Lee I, Ji K. Identification of Combinations of Endocrine Disrupting Chemicals in Household Chemical Products. _Ecotoxicology and Environmental Safety_. 2022;240:113677. doi:10.1016/j.ecoenv.2022.113677. [^10]: Dodson RE, et al. Endocrine Disruptors and Asthma-Associated Chemicals in Consumer Products. _Environmental Health Perspectives_. 2012;120(7):935-43. doi:10.1289/ehp.1104052. [^11]: Dodson RE, et al. Consumer Behavior and Exposure to Parabens, Bisphenols, Triclosan, Dichlorophenols, and Benzophenone-3. _International Journal of Hygiene and Environmental Health_. 2020;230:113624. doi:10.1016/j.ijheh.2020.113624. [^12]: Zhu L, et al. Endocrine Disrupting Chemicals in Indoor Dust. _The Science of the Total Environment_. 2023;874:162374. doi:10.1016/j.scitotenv.2023.162374.