Spain's Menopause Nutrition Guidelines Under Fire for Male Data

In March, Spain's national food safety agency, AESAN, published nutritional guidelines for menopausal women that were entirely based on studies conducted exclusively on men, according to the New York Post. These recommendations, issued in 2026, aimed to support women through significant physiological changes. However, the foundational research for these critical health recommendations did not represent the target demographic.

Guidelines intended to support women's health during menopause were published, but they were fundamentally flawed by relying on male-only scientific data. Reliance on male-centric studies revealed a profound disconnect within the agency's process, where specific biological needs for women were overlooked. The oversight has called into question the scientific integrity of the initial recommendations.

The Spanish Agency for Food Safety and Nutrition (AESAN) will now review its report on diet and healthy habits during menopause, according to medicalbrief and euronews. The mandated review will likely highlight the pervasive lack of female-specific research in health sciences, pushing for a significant shift towards gender-inclusive study requirements in public health policy.

Understanding the Data Gap in Menopause Nutrition

The Spanish Agency for Food Safety and Nutrition (AESAN) did not explicitly warn consumers that the reference studies for its menopause guidelines were conducted only on male populations, according to the New York Post.
AESAN acknowledged an 'omission of a warning' regarding the male-only reference studies in its March report, as stated by euronews.
Scientists questioned recommendations in the AESAN report because they were based on studies conducted exclusively on men, according to medicalbrief.
The review is prompted by scientists questioning recommendations on nutrients for women based on studies conducted exclusively on men, euronews reported.

The agency not only used inappropriate data but also failed to disclose this critical limitation, undermining the scientific integrity of its recommendations. The agency's actions suggest a lack of awareness regarding gender-specific data importance or a deliberate downplaying of a critical flaw. AESAN's reliance on male-only data for women's menopause guidelines isn't just a scientific error; it's a stark reminder that public health institutions globally may still be operating with deeply ingrained gender biases, potentially endangering millions of women.

The controversy surrounding Spain's menopause nutrition guidelines in 2026 highlights a broader issue of gender bias in public health research. AESAN published guidelines intended to support menopausal women's health, yet these guidelines were fundamentally based on research conducted exclusively on men, as reported by the New York Post. The situation implies a profound disconnect within the agency's process, where the target demographic's specific biological needs were overlooked or deemed irrelevant in the foundational research. The Spanish Minister for Equality's intervention underscores that this isn't just a scientific oversight but a political and societal issue. It reveals how deeply embedded gender bias is in public health policy and the necessity of political will to address it. While AESAN's review is a necessary first step, the incident highlights an urgent need for legislative mandates requiring gender-disaggregated data in all health research and public health recommendations to prevent such egregious oversights from recurring.