Research suggests that pumpkin seed oil may support hair growth and help address hormone-related hair loss in both men and women, with the proposed mechanism centering on inhibition of 5-alpha reductase, the enzyme involved in converting testosterone to DHT. The evidence base includes one randomized controlled trial in men with androgenetic alopecia reporting a 40% increase in hair count after 24 weeks of oral supplementation, a small randomized trial in women finding topical pumpkin seed oil produced dermoscopic improvements broadly comparable to minoxidil, several animal studies suggesting both topical and oral forms may promote follicle activity with a potentially favorable safety profile relative to finasteride and minoxidil, and a systematic review and network meta-analysis that identified pumpkin seed oil among the supplements producing statistically significant improvements in hair density compared to placebo. Multiple reviews covering natural and herbal hair loss treatments consistently include pumpkin seed oil among the more promising candidates, though they uniformly note that the overall body of clinical evidence remains limited by small sample sizes, short study durations, inconsistent methodology, and in some cases potential conflicts of interest. Studies indicate that pumpkin seed oil shows genuine preliminary promise as a natural option for androgenetic alopecia, but researchers and reviewers broadly agree that larger, more rigorously designed randomized controlled trials are needed before firm conclusions about its effectiveness can be drawn.
Citations from PubMed and preprint sources. Match score (0-100) reflects automated search ranking, not clinical appraisal.
| Title | Type | Year | Direction | Match |
|---|---|---|---|---|
| Effect of pumpkin seed oil on hair growth in men with androgenetic alopecia: ... | Other | 2014 | Supports | 99 |
| Pumpkin seed oil vs. minoxidil 5% topical foam for the treatment of female pa... | RCT | 2021 | Supports | 98 |
| Pumpkin Seed Oil-Loaded Niosomes for Topical Application: 5α-Reductase Inhibi... | Other | 2022 | Supports | 97 |
| Beneficial effects of pumpkin seed oil as a topical hair growth promoting age... | Other | 2019 | Supports | 96 |
| Evaluation of the efficacy and toxicity of oral and topical pumpkin oil on th... | Other | 2022 | Supports | 95 |
| Herbal preparations for the treatment of hair loss. | Review | 2020 | Supports | 90 |
| Do Non-Prescription Products Help in Managing Androgenic Alopecia? | Review | 2025 | Supports | 88 |
| Topical Alternatives for Hair Loss: Beyond the Conventional. | Review | 2025 | Supports | 88 |
| Complementary and alternative supplements: a review of dermatologic effective... | Review | 2024 | Supports | 88 |
| An Overview of Commonly Used Natural Alternatives for the Treatment of Androg... | Review | 2024 | Supports | 88 |
| Herbal Remedies for Hair Loss: A Review of Efficacy and Safety. | Review | 2025 | Supports | 85 |
| Addressing the Root Causes of Female Hair Loss and Non-Pharmaceutical Interve... | Review | 2025 | Supports | 85 |
| Emerging and traditional 5-α reductase inhibitors and androgen receptor antag... | Review | 2024 | Supports | 85 |
| Natural products for male androgenetic alopecia. | Review | 2022 | Supports | 85 |
| Effects of dietary supplements on androgenetic alopecia: a systematic review ... | Systematic review | 2025 | Supports | 80 |
| Natural Compounds Used for Treating Hair Loss. | Review | 2023 | Supports | 80 |
| An overview of herbal alternatives in androgenetic alopecia. | Review | 2019 | Supports | 80 |
| Oral Supplementation with l-Cystine, Serenoa repens, Cucurbita pepo, and Pyge... | Other | 2025 | Supports | 78 |
| Niosomal delivery of pumpkin seed oil: development, characterisation, and phy... | Other | 2019 | Supports | 75 |
| Evaluation of the Safety and Effectiveness of Nutritional Supplements for Tre... | Systematic review | 2023 | Supports | 72 |
| Comment on "effect of pumpkin seed oil on hair growth in men with androgeneti... | Other | 2015 | Supports | 70 |