When people take testosterone shots, their blood tends to have more red blood cells than when they use a testosterone patch or gel.

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Pro

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Against

Evidence from Studies

Supporting (1)

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Community contributions welcome

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Erythrocytosis Is Rare With Exogenous Testosterone in Gender-Affirming Hormone Therapy.

Cross-Sectional Study

Human

2024 Apr 19

The study found that when people get testosterone shots, their blood tends to have slightly more red blood cells than when they use testosterone patches or gels — exactly what the claim says.

Contradicting (0)

0

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No contradicting evidence found

Gold Standard Evidence Needed

According to GRADE and EBM methodology, here is what ideal scientific evidence would look like to definitively prove or disprove this specific claim, ordered from strongest to weakest evidence.

Source Study

Erythrocytosis Is Rare With Exogenous Testosterone in Gender-Affirming Hormone Therapy.

Score: 35

DOI: 10.1210/clinem/dgad651

Similar Assertions

When people take hormone therapy to align their body with their gender, both how much testosterone is in their blood and how they get it (like shots or gel) can change their red blood cell count — and each one matters on its own.

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