Evidence supporting the use of: Flax
For the health condition: PMS (general)

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Synopsis

Source of validity: Scientific
Rating (out of 5): 2

Flax (Linum usitatissimum), particularly in the form of flaxseed, has been studied for its potential to alleviate symptoms of premenstrual syndrome (PMS). This interest largely stems from its rich content of lignans (phytoestrogens) and alpha-linolenic acid (ALA), an omega-3 fatty acid. The phytoestrogens in flaxseed are thought to have mild estrogenic or anti-estrogenic effects, potentially helping to balance hormonal fluctuations associated with PMS. Additionally, the anti-inflammatory properties of ALA may play a role in reducing some PMS symptoms, such as breast tenderness and mood swings.

Scientific evidence for flaxseed’s effectiveness in treating PMS is limited but emerging. A few small clinical trials and observational studies have suggested that flaxseed supplementation may help with cyclical breast pain (mastalgia), a common PMS symptom, likely due to hormonal modulation. However, high-quality randomized controlled trials specifically examining flaxseed’s impact on the broader range of PMS symptoms are lacking. Systematic reviews have noted that while some women report subjective improvements, the data are not robust enough to make strong clinical recommendations.

In summary, while there is plausible biological rationale and some preliminary clinical evidence supporting the use of flaxseed for PMS, the overall scientific validation is modest. More rigorous and larger-scale studies are needed to confirm its efficacy and determine optimal dosing and safety.

More about Flax
More about PMS (general)

Products containing Flax

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