Home / Marketing Portal / Jan Marini Skin Research / Jan Marini White Papers Jan Marini White Papers Downloads Combined laser-topical therapy improves erythema associated with rosacea RosaLieve® (2 downloads ) Physician Studies Booklet (8 downloads ) Split-Face Vitamin C Comparison Consumer Preference Study C-ESTA® Serum and CE Ferulic® (3 downloads ) Multi-Center Evaluation of a New Concentrated Retinol, Peptide and Antioxidant Anti-Aging Solution (9 downloads ) Assessment of a Comprehensive Anti-Aging Neck Cream (6 downloads ) Evaluation of a Novel Anti-aging Topical Formulation Containing Cycloastragenol, Growth Factors, Peptides and Antioxidants (5 downloads )