Women get larger relative gains than men because they start from one fifteenth of the testosterone. The cost is virilisation: voice, facial hair, clitoral enlargement, cycle disruption. Voice and clitoral changes are permanent. Safer use for women means the mildest compound, the shortest exposure, daily self-checks, and stopping at the first sign, not the next blood test.
- Women produce ~1/15 of men's testosterone, so the same amount of androgen is a much larger relative change.
- All ten women lifters in Strauss's 1985 JAMA study reported large size and strength gains; most also reported voice deepening and clitoral enlargement.
- Voice deepening and clitoral enlargement are permanent once established; hair growth partly persists; cycle, acne and mood recover.
- In Gruber and Pope (2000), 56% of women users reported hypomanic symptoms during use and 40% depressive symptoms after.
- No controlled trials exist in healthy women; all safety knowledge is extrapolated or from small studies.
Why the same compound is a different drug
A woman’s testosterone is about one fifteenth of a man’s. Add external androgen and a man raises an already high level; a woman multiplies hers several times. Tissues that have never seen that much, the larynx, hair follicles, the clitoris, respond. That is the whole story of both the results and the risks.
Results
Large. Every study of women lifters using AAS, from Strauss’s ten athletes in 1985 to the Norwegian interviews in 2020, reports big, fast gains in muscle and strength, relatively larger than men see. The drug amplifies training; supply the training.
What stays and what goes
| Effect | Reverses? |
|---|---|
| Voice deepening | No |
| Clitoral enlargement | No |
| Facial and body hair | Partly |
| Cycle disruption, missed periods | Yes, can take months |
| Acne, oily skin | Yes |
| Mood changes | Yes |
| Breast tissue reduction | Partly |
Safer use for women
- Mildest compound, shortest exposure. Compounds that convert heavily to DHT or aromatise strongly are the wrong choice. One compound, never a stack.
- Daily self-check. Record your voice for five seconds each morning. Check jawline and upper lip. Note genital sensation. These move before any lab value does.
- Stop rule, in writing, before you start: first hoarseness, first new hair, any genital change, missed period beyond one cycle. Stop and reassess, not “finish first”.
- Bloodwork as for men, plus estradiol, LH, FSH, prolactin, and a cycle log. Full panel.
- A physician you can be honest with about voice, hair, genitals, periods. If that conversation is impossible, change doctor first.
- Pregnancy planning: discuss timing with a gynaecologist or endocrinologist; data on pregnancy after use are case reports only.
Mood
Gruber and Pope evaluated 75 women athletes: a third used AAS, 56% of users had hypomanic symptoms during use, 40% depressive symptoms after. Same pattern as men: up on, down off. Plan for the down: keep training, keep sleep, keep people close, see a doctor if it lasts.
Heart, blood, liver
Same as men, no evidence of protection. HDL falls, blood pressure and hematocrit rise, orals load the liver. Women normally have higher HDL and lower cardiac risk, so the relative loss may be larger. Manage the same three numbers.
What nobody knows
No controlled trials in healthy women, ever. Prevalence uncertain (2024 systematic review). Dose-response for virilisation not established. Long-term heart outcomes unstudied. Effects on later fertility beyond case reports unknown. Every “safe for women” claim is extrapolated. Decide with that in view.
Frequently asked questions
What results can women expect?
Relative gains in muscle and strength larger than men's, because the baseline is lower. Every study of women lifters using AAS reports large, fast gains.
Which effects are permanent?
Voice deepening and clitoral enlargement. Facial and body hair partly. Cycle disruption, acne, oily skin and mood changes usually reverse; fertility recovery can take months.
How do I catch virilisation early?
Daily: record a few seconds of your voice, check the jawline and upper lip for new hair, note any change in genital sensation. These appear before any blood test moves. First sign means stop and reassess.
What monitoring do women need?
The same panel as men plus estradiol, LH, FSH, prolactin, and a cycle log. Plus a physician you can talk to about voice, hair and genitals honestly.
Is there a safe way?
Lower-risk, not safe: mildest compound, shortest exposure, no stacking, self-checks daily, stop rule set in advance. Whether the remaining risk is acceptable is your decision with your physician.
Sources
- Gruber AJ, Pope HG. Psychiatric and medical effects of anabolic-androgenic steroid use in women. Psychotherapy and Psychosomatics, 2000.
- Havnes IA et al. Anabolic-androgenic steroid use among women: a qualitative study on experiences of masculinizing, gonadal and sexual effects. Int J Drug Policy, 2021.
- Strauss RH et al. Anabolic steroid use and perceived effects in ten weight-trained women athletes. JAMA, 1985.
- Piatkowski T et al. What is the prevalence of anabolic-androgenic steroid use among women? A systematic review. Addiction, 2024.