Tag: Is zoely bioidentical

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Is Zoely Bioidentical? Unpacking the Hormones in This Contraceptive Pill

Oct 7, 2025 •

3 min read

While many combined oral contraceptives use synthetic estrogen, Zoely contains a form of estrogen that is chemically identical to the body's own, prompting the question, **is Zoely bioidentical?** The answer is complex, as only one of its two hormone components fits this description.