Bacopa Monnieri for Women: Are There Any Peculiarities
Bacopa monnieri (brahmi) is a plant of Ayurvedic medicine that today is actively sold as a natural remedy for memory and stress reduction. Among the buyers are many women — students, mothers on maternity leave, women in perimenopause. The editorial team looked into whether there is anything specific for women in the evidence base for bacopa and which risks they in particular should take into account.
What bacopa is and how it works
Bacopa monnieri is a creeping herbaceous plant that grows in humid tropical regions. The main active compounds are considered to be bacosides — triterpene saponins. Clinical studies most often used extracts standardized to a bacoside content of about 50–55%.
The mechanisms of bacopa's action have been studied mainly in experiments on animals and cells. The review by Aguiar and Borowski (2013) describes an effect on the cholinergic system, antioxidant activity, modulation of the serotonin system, and, possibly, stimulation of dendrite growth in areas of the brain associated with memory.
A characteristic feature of bacopa is its slow action. Unlike stimulants that work within an hour, in most studies the effects on memory appeared only after 8–12 weeks of daily intake. A single dose, as a rule, gives no noticeable cognitive effect.
As in the case of most plant remedies, bacopa's mechanisms have no sex specificity. Female peculiarities manifest in the context of use: pregnancy and breastfeeding, the state of the thyroid gland, the use of hormonal drugs, and a predisposition to certain side effects.
Studies of memory and anxiety involving women
Most clinical studies of bacopa have been conducted on mixed samples. In the study by Stough and colleagues (2001), healthy adults received 300 mg of extract per day for 12 weeks; improvement was observed in the speed of processing visual information and the consolidation of new information. Analysis by sex was not carried out.
The meta-analysis by Kongkeaw and colleagues (2014) and the systematic review by Pase and colleagues (2012) concluded that bacopa can moderately improve individual indicators of memory and reaction speed, especially with intake from 12 weeks. However, the quality of the studies was heterogeneous, and the samples were small.
Regarding anxiety and stress, the data are less consistent. In the study by Calabrese and colleagues (2008), a reduction in indicators of anxiety and depression was observed in older people, but in other works this effect was not reproduced. For young women looking for a "natural antistress," the evidence base remains limited.
We are not aware of separate studies that would compare the effects of bacopa in men and women. Therefore the claim that bacopa is "especially effective for women" is not supported by evidence-based data.
| Effect | Quality of evidence | Comment |
|---|---|---|
| Memory and assimilation of new information | Moderate (meta-analyses) | After 8–12 weeks of intake |
| Speed of information processing | Moderate | The effect is small |
| Anxiety, stress | Low, contradictory data | Not reproduced consistently |
| Sex differences | Not studied | No data |
The thyroid gland and hormones
One of the most important "female" topics for bacopa is the thyroid gland. Thyroid diseases, in particular autoimmune thyroiditis and hypothyroidism, occur in women several times more often than in men, and a significant portion of them take levothyroxine.
In the mouse study by Kar and colleagues (2002), bacopa extract raised the level of the hormone T4, which indicates a possible stimulating effect on the thyroid gland. Whether this effect is reproduced in humans at usual doses is unknown, but theoretically it could affect the indicators in women being treated for hypothyroidism or hyperthyroidism.
The practical conclusion: women with thyroid diseases should inform their endocrinologist about taking bacopa and, possibly, check TSH a few weeks after the start. Combining bacopa with thyroid drugs on your own without monitoring is not recommended.
Regarding female sex hormones and hormonal contraception, there are no clinical data on interactions. Individual animal studies indicated an effect of bacopa on reproductive function, but they cannot be directly transferred to humans. Women planning a pregnancy should take this uncertainty into account.
Side effects, pregnancy, and breastfeeding
The most common side effects of bacopa in clinical studies are digestive: nausea, abdominal cramps, more frequent bowel movements. This is probably related to the saponins, which irritate the intestinal mucosa. Taking it together with food often reduces these manifestations.
Women with irritable bowel syndrome, who are already prone to diarrhea and abdominal pain, should start with a low dose or choose a different remedy. Some study participants also reported fatigue or drowsiness.
During pregnancy and breastfeeding, bacopa is not recommended: there are no safety studies for the fetus or infant. The fact that the plant was traditionally used in Ayurveda does not replace safety data.
Possible interactions should also be taken into account: bacopa can enhance the sedative action of drugs, and theoretically interact with drugs that affect the cholinergic system. Women who take antidepressants, anti-anxiety, or thyroid drugs should coordinate its use with a doctor.
- pregnancy, breastfeeding, planning a pregnancy;
- thyroid disease or use of thyroid drugs;
- irritable bowel syndrome, a tendency toward diarrhea;
- use of sedative drugs, antidepressants.
How to choose and take it
Bacopa is sold as a dietary supplement, so practical recommendations are appropriate here. Most studies used 300 mg per day of standardized extract (about 50–55% bacosides); in older people, in some works — up to 600 mg. Intake lasted from 12 weeks.
Choose products with a stated standardized bacoside content and a verified manufacturer. Plant raw material from tropical regions can be contaminated with heavy metals, so the presence of independent laboratory quality control is especially important.
Take bacopa with meals to reduce digestive side effects. It is worth assessing the result no earlier than after 8–12 weeks. If during this time you notice no changes, continuing intake is not advisable.
Finally, it is worth remembering that for memory and stress resilience in women, the basic factors have significantly more evidence: sufficient sleep, regular physical activity, correction of deficiencies of iron, vitamin B12, and vitamin D, as well as control of thyroid function.
Editorial conclusions
Bacopa monnieri has a moderate evidence base regarding the improvement of individual memory indicators with long-term intake, but there are no studies that would separately assess its efficacy in women.
The female peculiarities concern primarily safety: a possible effect on the thyroid gland, digestive side effects, and the absence of safety data during pregnancy and breastfeeding.
If a woman decides to try bacopa, she should choose a standardized extract from a verified manufacturer, take it with food, and assess the result after 8–12 weeks.
We also recommend reading our materials "Bacopa Monnieri After 40," "Ginkgo Biloba for Women: Are There Any Peculiarities," and a review of nootropics and sleep.
References
- Stough C, Lloyd J, Clarke J, et al. The chronic effects of an extract of Bacopa monniera (Brahmi) on cognitive function in healthy human subjects. Psychopharmacology (Berl). 2001;156(4):481–484.
- Calabrese C, Gregory WL, Leo M, et al. Effects of a standardized Bacopa monnieri extract on cognitive performance, anxiety, and depression in the elderly: a randomized, double-blind, placebo-controlled trial. J Altern Complement Med. 2008;14(6):707–713.
- Kongkeaw C, Dilokthornsakul P, Thanarangsarit P, et al. Meta-analysis of randomized controlled trials on cognitive effects of Bacopa monnieri extract. J Ethnopharmacol. 2014;151(1):528–535.
- Pase MP, Kean J, Sarris J, et al. The cognitive-enhancing effects of Bacopa monnieri: a systematic review of randomized, controlled human clinical trials. J Altern Complement Med. 2012;18(7):647–652.
- Aguiar S, Borowski T. Neuropharmacological review of the nootropic herb Bacopa monnieri. Rejuvenation Res. 2013;16(4):313–326.
- Kar A, Panda S, Bharti S. Relative efficacy of three medicinal plant extracts in the alteration of thyroid hormone concentrations in male mice. J Ethnopharmacol. 2002;81(2):281–285.
Andriy Melnyk
A strength-sports coach and author of programs for beginner and intermediate levels. Writes about training planning.
