Dr Seidel Snacks For Senior Dogs Are Full-Value Dog Snacks Enriched With Lecithin And Omega-3 Essential Fatty Acids (Efa), Having A Beneficial Effect On The Whole Body. Lecithin Improves The Memory And Brain Function And Strengthens The Cardiac Muscle. Omega-3 Has An Anti-Inflammatory Effect And Enhances The Systemic Immunity To Diseases.