Haircare products may expose users to harmful chemicals despite regulations.
November 2025 in “Animals” Exposure to certain chemicals may increase the risk of heart disease in dogs.
12 citations
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May 2024 in “Chemosphere” 24 citations
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January 2011 in “Sexual Development” Intersex frogs have different brain gene activity related to sex and thyroid hormones.
284 citations
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February 2008 in “Pediatrics” Chemicals and body size might change when puberty starts and progresses, but more research is needed to confirm this.
103 citations
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October 2003 in “Birth Defects Research” Both genes and environmental factors like chemicals may contribute to the increase in hypospadias, but the exact causes are still unclear.
45 citations
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April 2018 in “Nature Reviews Urology” Male genital development is driven by androgen signaling and understanding it could help address congenital anomalies.
30 citations
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March 2001 in “Environmental Health Perspectives” Small changes in hormones can significantly impact health, showing the importance of sensitive testing for chemicals that disrupt hormones.
11 citations
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May 2024 in “Reproductive Biology and Endocrinology” Fetal ovaries produce different hormones than adult ovaries, and endocrine-disrupting chemicals may affect this process.
8 citations
,
September 2016 in “Reviews in Endocrine and Metabolic Disorders” Skin health and diseases are closely linked to metabolic processes.
7 citations
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January 2017 in “Journal of cosmetology & trichology” Good nutrition is crucial for healthy hair and can help with hair loss without medication.
3 citations
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July 2015 in “Pediatrics in review” Precocious puberty is starting earlier due to factors like obesity and chemicals, with treatment focusing on preserving height and addressing social issues.
1 citations
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October 2017 in “Elsevier eBooks” Antiandrogens can treat female hormonal conditions, but environmental ones may harm reproductive health.
1 citations
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January 2010 in “uO Research (University of Ottawa)” Atrazine and finasteride disrupt hormone signaling and affect frog development.
March 2026 in “Skin Appendage Disorders” Children's hair care needs gentle products and better regulations due to unique hair and scalp differences.
January 2026 in “Frontiers in Reproductive Health” Educational efforts can reduce harmful chemical exposure from hair products in pregnant Women of Color.
December 2024 in “Turkish Society of Clinical Biochemistry” Higher BPA levels may be linked to idiopathic hyperandrogenemia in women.
March 2012 in “Hair transplant forum international” Environmental factors and chemicals might affect hormone balance and contribute to common hair loss.
1 citations
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November 2020 in “Journal of The American Academy of Dermatology” The commentary suggests that certain hair and skin care products may be linked to frontal fibrosing alopecia, but not sunscreens, and calls for more thorough research on the causes.
108 citations
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January 2010 in “International Journal of Andrology” Weak endocrine disruptors in mixtures can have significant effects and should be considered in risk assessments.
Fetal environments contain various chemicals that may disrupt hormones.
37 citations
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December 2003 in “Reproductive Toxicology” The assay effectively detects hormonal activity of certain chemicals.
3 citations
,
February 2021 in “Molecules” A new method was created to test the effectiveness of Dihydrotestosterone (DHT) inhibitors, like finasteride and dutasteride, in human and fish cells. The results showed fish cells are more sensitive to these treatments, and dutasteride works better than finasteride in all tested cells.
2 citations
,
March 2001 in “Environmental Health Perspectives” Small hormonal imbalances can cause significant health problems, so more sensitive testing for hormone-disrupting chemicals is needed.
29 citations
,
October 2020 in “Environmental health perspectives” Five preservatives may disrupt hormone function and need more health and environmental risk assessment.
8 citations
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July 2018 in “Current Sexual Health Reports” Finasteride can cause lasting sexual dysfunction, depression, and other side effects, needing more research for treatment.
Phytochemicals from plants may help improve hormonal health naturally.
40 citations
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September 2019 in “Molecular and Cellular Endocrinology” Group a wide range of chemicals, not just phthalates, for assessing risks to male reproductive health.
September 2025 in “Sahel Journal of Life Sciences FUDMA” Chemical hair straighteners can severely damage hair and scalp with repeated use.
June 2024 in “Ecotoxicology and Environmental Safety” Finasteride harms Daphnia magna's reproduction, growth, and metabolism.