# Estriol Page: https://lovi.care/skincare/ingredients/estriol The Lovi Fit is the same in every country; only the stores and prices differ, and the ones here are for the United States. Estriol brings gentle support to the skin by helping retain moisture and softness for a smooth, healthy look. It suits most skin types well and is most commonly found in lightweight [serums](https://lovi.care/skincare/ingredients/serum). Because of this texture, it layers easily into any daily routine. This page shows estriol products with a Lovi page. For every product, and a routine built for your skin, use the Lovi app. ### Popular estriol products - [Musely The Aging Repair Cream](https://lovi.care/skincare/p/musely/the-aging-repair-cream/for/sensitive-skin) — High fit ## Questions and answers ### What does estriol do for the skin? Estriol is a form of estrogen that may help improve skin elasticity, moisture retention, and firmness when applied topically. It is commonly used in anti-aging skincare products to support thinning skin. ### How do you use estriol? You apply estriol as directed by your skincare product instructions, typically once daily. It helps improve skin elasticity and may reduce the appearance of fine lines over time. ### Should you use estriol in the morning or at night? You can use estriol in the morning or at night as part of your routine. It helps support skin firmness and hydration whenever you choose to apply it. ### Can you use estriol every day? Yes, you can use estriol every day as part of your regular skincare routine. It helps improve skin elasticity and moisture. ### Does estriol cause purging or irritation? Estriol is unlikely to cause purging or irritation as it is a very gentle form of estrogen used in skincare. It helps improve skin firmness and hydration with a low risk of sensitivity. ### Which skin types is estriol best for? Estriol may help mature and aging skin types, and it is found in Musely The Aging Repair Cream. ## Brands with estriol - American skincare: [Musely](https://lovi.care/skincare/brands/musely) ## About the Lovi Fit Lovi: Unbiased, science-based skincare AI trained on real user outcomes. Lovi checks every ingredient with brand-independent rules its dermatologists and cosmetic chemists build and review, and personalizes every pick with AI trained on the real results of millions of users. Lovi trains its fit score models on a proprietary dataset built from more than 10,000 expert-labeled products and more than 100,000 simulated examples, following an internally consistent methodology presented at Cosmoprof, AMWC, and Skin of Color Update. Levels from best to worst: Superior, High, Average, Low, Caution, Warning. Behind this ingredient guide: Nadia Kapleva, MS (Co-founder, Medical Director); Alexey Shagraev, PhD (Co-founder, CEO and CTO); Dr. Sofía Perea Pérez, MD, MSc (Medical Board); Aishani Shah, MD (Medical Board); Asya Zubkova, MS (Medical Board); Hanna Kurets, MD (Medical Board, Medical Advisor); Elina Nazarenko, MD (Medical Board); Victoria Derkova, MS (Medical Board). Page built Nov 8, 2026. More from Lovi: https://lovi.care/skincare/llms.txt ## This page in other countries - United States: https://lovi.care/skincare/ingredients/estriol (this page) - United Kingdom: https://lovi.care/skincare/uk/ingredients/estriol - Ireland: https://lovi.care/skincare/ie/ingredients/estriol - Germany: https://lovi.care/skincare/de/ingredients/estriol - France: https://lovi.care/skincare/fr/ingredients/estriol - Italy: https://lovi.care/skincare/it/ingredients/estriol - Netherlands: https://lovi.care/skincare/nl/ingredients/estriol - Spain: https://lovi.care/skincare/es/ingredients/estriol - Canada: https://lovi.care/skincare/ca/ingredients/estriol - Australia: https://lovi.care/skincare/au/ingredients/estriol - Singapore: https://lovi.care/skincare/sg/ingredients/estriol - Saudi Arabia: https://lovi.care/skincare/sa/ingredients/estriol - United Arab Emirates: https://lovi.care/skincare/ae/ingredients/estriol