Its regular formulation consists of: Milk Thistle Phospholipid Proprietary Blend: milk thistle integrated into a phospholipid complex, which bridges silymarins lipophilia and hydrophobia to improve absorption and bioavailability4 Siliphos: a branded milk thistle phytosome, which research suggests is better at moving into cells and reaching the bloodstream5 About Siliphos in Life Extension, the phosphates are carriers of silybin, believed to be the primary compound responsible for milk thistle's biological activity, particularly with regard to liver health.6 Here, the Siliphos provides 47.52mg of additional silybin, so the key takeaway (again) is that Life Extension delivers increased bioavailability of an important active compound

El-Beltagi HS, Mohamed HI, Sofy MR (2020) Role of ascorbic acid, glutathione and proline applied as singly or in sequence combination in improving chickpea plant through physiological change and antioxidant defense under different levels of irrigation intervals
The presence of identical peak positions in the coated sample confirms that the coating process did not alter the core crystal structure of Fe 3 O 4
Due to its ability to accept and donate electrons, the accumulation of ferrous ions can lead to oxidative damage and even cell death (42)