Our source library

Sources & further reading

Provider pages establish what a brand markets. Clinical and regulatory sources establish the limits of the evidence. Accessed October 8, 2026.

1. CoreAge Rx: Time OutOfficial source; checked October 8, 2026
2. CoreAge Rx: product catalog and termsOfficial source; checked October 8, 2026
3. Musely: The Aging Repair CreamOfficial source; checked October 8, 2026
4. Alloy: M4 Face Cream RxOfficial source; checked October 8, 2026
5. Biopelle: Emepelle Night CreamOfficial source; checked October 8, 2026
6. Biopelle: Emepelle collectionCollection showed a sale price different from the product page
7. No7: Menopause Nourishing Overnight CreamListed $37.99; sold out at the October 8 source check
8. AAD: caring for skin in menopauseOfficial source; checked October 8, 2026
9. AAD: testing skincare productsOfficial source; checked October 8, 2026
10. FDA: menopause and hormone questionsNo FDA-approved estriol drugs; compounded does not establish superior safety
11. FDA: compounding questions and answersOfficial source; checked October 8, 2026
12. Schmidt et al.: topical estrogens and skin aging1996 study of 59 women comparing two estrogen preparations over six months
13. AAD: retinoid or retinolOfficial source; checked October 8, 2026