Also, it is well-tolerated, efficacious, and safe to use
Cortijo J, Iranzo A, Milara X, et al
Selenoproteins can be classified into subfamilies based on their cellular functions such as those implicated in antioxidation (GPX1, GPX2, GPX3, GPX4), redox regulation (TXNRD1, TXNRD2, TXNRD3, MSRB1, SELENOH, SELENOM, SELENOW), thyroid hormone metabolism (DIO1, DIO2, DIO3), selenium transport and storage (SELENOP), selenophosphate synthesis (SEPHS2), calcium metabolism (SELENOK, SELENOT), myogenesis (SELENON), protein folding (SELENOF, SELENOI, SELENOS), and protein AMPylation (SELENOO) 47,48
To address this, other forms have been developed
Persistent fatigue, brain fog, low mood, weight gain, tingling in the hands or feet, frequent illness, post-COVID fatigue, or feeling generally "off" despite eating well and sleeping enough, especially if you're vegetarian, vegan, over 50, on metformin or a long-term acid reflux medication, or have a history of low B12 or pernicious anemia