Low dose Naltrexone benefits:
Reduces inflammation and pain
Boosts endorphin production, improving mood and reducing anxiety
Balances cortisol levels; reducing stress, suppressing inflammation, regulating blood pressure, regulating blood sugar, improving metabolism, and improving sleep. 
Helps with depression, PMDD (premenstrual dysphoric disorder), PTSD (post-traumatic stress disorder), and fibromyalgia
Assists in recovery from post-COVID brain fog and fatigue
Benefits those with skin-picking disorder