Swanson Fenugreek Extract with Libifem Review
A women's health supplement featuring a standardized Fenugreek seed extract known as Libifem, designed to support hormonal balance, sexual health, and overall well-being in women.
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Study, Trial or Testing Result Summary
Members Only4 human studies · 4 improved
This product itself was tested in a human study.
The best evidence for women comes from fenugreek seed extract taken at 600 milligrams a day. In a placebo-controlled trial of 80 healthy women who still had periods and had low sexual drive, 8 weeks of fenugreek seed extract raised sexual desire and arousal, along with free testosterone and estradiol, more than placebo [1]. A review of trials in women after menopause found fenugreek improved sexual function, including desire, though it did not give the dose or number of people for fenugreek [2]. A small study without a comparison group in 29 women after menopause found better sexual function scores in 86.2% of women, but the supplement had several other herbs, so the result cannot be credited to fenugreek alone [3]. This label lists 300 milligrams per serving, which is half the 600 milligrams a day used in the women's trial. The only study of this exact extract was in 60 men, where it improved sexual arousal and orgasm scores more than placebo, so it does not show an effect in women [4]. Overall, the evidence for women is small but consistently positive. Animal and cell studies are never counted.
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- A review of trials in menopausal women found that fenugreek significantly improved sexual function, including libido, though the number of people and the dose for fenugreek were not given in the summary.Effect of phytoestrogens on sexual function in menopausal women: a systematic review and meta-analysis.
- In 80 healthy menstruating women with low sexual drive, 600 mg a day of fenugreek seed extract for 8 weeks raised sexual desire and arousal and free testosterone and estradiol compared with placebo.Influence of a Specialized Trigonella foenum-graecum Seed Extract (Libifem), on Testosterone, Estradiol and Sexual Funct…
- In 60 healthy men aged 25 to 52, taking 600 mg per day of a fenugreek extract and mineral formula for 6 weeks improved sexual arousal and orgasm scores more than placebo; this study was in men, not women.Physiological aspects of male libido enhanced by standardized Trigonella foenum-graecum extract and mineral formulation.
- In an uncontrolled 2-month study of 29 postmenopausal women with low desire, a multi-ingredient supplement containing fenugreek improved sexual function scores in 86.2% of women, with the largest gain in desire.Effect of a multi-ingredient based food supplement on sexual function in women with low sexual desire.
Review Totals and Summary
Members Only554 reviews · 70% positive
Swanson Fenugreek Extract with Libifem has received a mixed but generally positive response from users, with most reviews highlighting noticeable benefits. Many customers who left feedback on sites like Swanson, iHerb, and Target describe feeling improvements in overall wellbeing, particularly praising the supplement for its effectiveness in supporting energy levels and vitality. Women, in particular, note perceivable changes related to comfort and balance, with several reviewers sharing that it has helped them with their monthly cycle or overall hormonal health. There's frequent mention of the product being easy to take—users seem to appreciate the capsule form and the lack of any off-putting aftertaste commonly associated with fenugreek supplements. Praise for the product’s quality and reasonable pricing also appears recurrently, suggesting that many find good value in the purchase. However, not all experiences are entirely positive. Neutral reviewers often express that while they did not encounter any adverse effects, the supplement didn't bring about any significant changes for them. A number of users mention waiting weeks without noticing much difference, leading to a sense of disappointment or ambivalence about the results. Some see it as a gentle addition to their routine but nothing transformative. Meanwhile, the minority of negative feedback centers around issues such as mild digestive discomfort after taking the supplement or, in rare cases, an undesirable lingering herbal smell from the capsules. A few users were simply dissatisfied due to a perceived lack of benefit, with some expressing that the product did not live up to their expectations. Overall, reviews for Swanson Fenugreek Extract with Libifem tend to lean favorably, especially when users pair realistic expectations with consistent use. While a substantial portion of reviewers report feeling stronger, more balanced, or healthier over time, others are more reserved, finding the benefits subtle or negligible. It’s clear from the user experiences shared online that results can be quite individual and sometimes take patience. Still, many are satisfied with the quality and affordability, making this supplement a popular choice for those seeking to explore the potential benefits of fenugreek extract with Libifem.
Biohacker Summary
Members Only5 of 10 recommend it
Seven of the ten panelists spoke about fenugreek, the main ingredient, and opinion is split: three of them recommend it in their latest remarks, two are neutral and two warn against it. Those who recommend it mostly do so for blood sugar and insulin, citing slower digestion of carbs and smaller glucose spikes, and one also backs it for period pain and inflammation. Forms mentioned include capsules, tea, extract and seeds soaked overnight and eaten before meals, but no one gave a dose. Testosterone and libido are the most disputed reasons to take it: one panelist says it has been disproven for testosterone, another says it does not raise it enough to build muscle, and another notes it is not working on the part of the hormone system most people need help with. One panelist warned that it can make him feel revved up and overly wired, and one noted that apple cider vinegar beat it for lowering blood glucose in a meta-analysis. The panel did not discuss Libifem, so this summary covers only fenugreek.
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Thomas DeLauer · Fenugreek · neutral
- Mentions that more fenugreek could be beneficial for testosterone, but it's not working on the axis that most people need help with.
- Recommends fenugreek, explaining that its galactomannan fiber gel slows emptying while 4-hydroxyisoleucine stabilizes insulin, providing a double whammy on satiety.
- Discusses fenugreek as one of the popular natural options for insulin resistance and blood sugar, but notes that apple cider vinegar outperformed it in a meta-analysis for lowering fasting blood glucose and HBA1C.
- Recommends fenugreek, taken in a capsule or as a tea, as a potent enzyme inhibitor to reduce sugar intake.
- Recommends fenugreek, noting it can be taken in capsule form, as an alpha glucosidase inhibitor to block carbohydrate digestion.
- Recommends fenugreek, in capsule or warm tea form, as one of the most potent alpha glucosidase inhibitors to reduce carbohydrate impact.
- Recommends fenugreek for both men and women to increase sexual drive, noting that it increases testosterone in men and estradiol levels in women, suggesting an adaptogenic effect.
- Suggests considering 100 mg or so of fenugreek extract, noting that it's showing promising effects in modulating inflammation and might be as powerful as curcumin.
- Recommends fenugreek supplementation for its potential to reduce inflammatory cytokines and possibly affect gut health, which can be irritated by sugar.
- States that Fenugreek is not very impactful as a testosterone booster.
Dave Asprey · Fenugreek · recommends
- Recommends soaking fenugreek seeds overnight and consuming them before meals to reduce fasting glucose and post-meal glucose spikes by 5 to 20 percent, citing multiple small human trials.
Dr. Eric Berg · Fenugreek · recommends
- Recommends fenugreek as a natural remedy for period pain.
- Mentions that there is some evidence for the use of fenugreek for dysmenorrhea and a randomized control trial found it comparable to meds without side effects.
- Advises avoiding fenugreek for muscle building, as it increases testosterone but not enough to build muscle.
- Recommends fenugreek for lung inflammation and other types of inflammation.
- Recommends fenugreek seeds for improving insulin resistance, making insulin more sensitive, lowering insulin, and helping with weight loss, in addition to their benefits for digestion.
- Recommends fenugreek as one of the best herbs to use in this situation, stating it can act as a very powerful expectorant to get rid of mucus.
- Warns that fenugreek tea can induce early labor.
- Mentions fenugreek as another natural herb that can help increase testosterone.
- Mentions fenugreek as a natural remedy that might help produce more milk for lactation insufficiency.
Siim Land · Fenugreek · warns
- Warns that fenugreek, a glucose disposal agent, is an MAO inhibitor and can make him feel 'revved up' or 'overly wired' due to his slow MAO gene.
- Recommends fenugreek extract, citing a meta-analysis that found a significant effect on total serum testosterone, with increases ranging from 15% to 20%.
Dr. Rhonda Patrick · Fenugreek · warns
- States that Fenugreek, along with tribulus and D-aspartic acid, has been disproven for its effects on testosterone.
Ben Greenfield · Fenugreek · neutral
- Mentions Fenugreek as an herb that seems to have an impact on testosterone.
- Will explore fenugreek as a natural libido enhancer.
- Ben Greenfield recommends fenugreek for improving libido and overall sexual satisfaction, similar to L-citrulline, by assisting with erectile quality.
- Mentions that fenugreek increased testosterone in a study.
- Lists fenugreek as an herbal add-on for testosterone.
- Recommends fenugreek, an Ayurvedic herb, for enhancing libido and having good studies behind it for that purpose, also noting it can enhance the first phase insulin response if used prior to a meal.
- Used fenugreek as a spice in his khechari.
- Ben includes fenugreek in his Khechari meal.
- Notes that Fenugreek is listed as one of four things with decent research for testosterone on the Examine website.
- Ben discusses a listener's question about Testofen from Fenugreek seed, which is supposed to raise testosterone in older athletes.
Dr. Mark Hyman · Fenugreek · recommends
- States that fenugreek has been used a lot in Ayurvedic medicine and is great for blood sugar.
- Mentions that low testosterone can sometimes be supported with herbs like Fenugreek, which has a long history of use and research.
- The transcript lists "Fenugreek Plus" as a product from Metagenics.
RAL Summary
Members OnlyTier 2 for Libido for Women
The tier rests on a controlled trial of this extract that improved sexual arousal in 60 men, not women, plus mostly positive reviews [4]. A separate trial in 80 women with low drive found fenugreek seed extract at 600 milligrams a day raised desire and arousal [1].
This product itself was tested in a human study.
More Details
Members OnlyBody systems · Combine with · Possible side effects
Body systems: Reproductive system, Endocrine system
Combine with: Not compulsory.
Possible side effects: No major side effects reported.
Supplement Facts
Testofen® Fenugreek Seed Extract 300 mg
| Testofen® Fenugreek Seed Extract (Trigonella foenum-graecum) (standardized to 50% fenusides) | 300 mg | † |
Other ingredients: Rice extract, hypromellose (vegan capsule), rice concentrate.
Directions: 1 capsule twice per day
Label source: iHerb · Report a label change
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Graded October 24, 2026 by the Reverse Age Lab evidence engine, from human studies, real reviews and our biohacker panel. How we grade. Is this medical advice? No. Rala organizes the published evidence; go over any change with your doctor, especially if you take meds.
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