Regularized Mediation Analysis R package regmed version 2.1.5 Mediation analysis for multiple mediators by penalized structural equation models with different types of penalties depending on whether there are multiple mediators and only one exposure and one outcome variable (using sparse group lasso) or multiple exposures, multiple mediators, and multiple outcome variables (using lasso, L1, penalties). Software Depends: R (>= 4.2.0), methods, graphics, glasso, igraph Imports: knitr, Rcpp, RcppArmadillo, lavaan, gtools LinkingTo: Rcpp, RcppArmadillo Suggests: testthat, rmarkdown Jason Sinnwell <sinnwell.jason@mayo.edu> Comprehensive R Archive Network (CRAN) Jason Sinnwell [aut, cre] (ORCID: <https://orcid.org/0000-0003-1964-5522>), Daniel Schaid [aut] (ORCID: <https://orcid.org/0000-0003-1457-6433>) GPL (>= 2) 2025-08-28 application/tgz https://CRAN.R-project.org/package=regmed doi:10.32614/CRAN.package.regmed