Genetic covariance between facial attractiveness and (A) BMI traits, (B) lipid traits.Intervals show the 95% confidence intervals of covariance estimates. Genetic covariance with fdr &< 0.1 are marked by one asterisk and the covariance with p-value &< 1e-4 is marked by two asterisks.
同時研究結果還表明:「美麗基因」因性別而異。簡單來說,在女性中,與美相關的遺傳變異與調節體重和脂質的基因有關;在男性中,與美相關的遺傳變異與影響膽固醇水平的基因相關。女性對男性的吸引力與影響皮膚色素沉著的基因相關,與肥胖呈負相關。男性對女性的吸引力則與影響頭髮顏色基因相關。