does liposomal glutathione contain l cysteine outperforms plain glutathione in uptake, cell regeneration and systemic availability: evidence from cellular and human models | British Journal of Nutrition Glutathione, Cysteine & C, 100

Heme oxygenase is expressed primarily in the macrophages of the reticuloendothelial system (RES) (spleen, liver, and bone marrow), but is induced under conditions of stress in many if not all cells (75)

Largely yes

The neurological complications include SCD, peripheral neuropathy, and psychiatric changes [2]

Using the same spot repeatedly can cause lipodystrophy, localized changes in the fat layer that create lumps or indentations and can affect absorption consistency

Some authors suggest that impairments within the endogenous opioid system, such as those proposed here, may, over time, lead to the hyperactivation of pain pathways, and, therefore, transform normal stimuli into painful or heightened responses toward typical pain stimuli (allodynia and hyperalgesia, respectively) [137]

Vitamin B12 is vital for nerve health, the production of red blood cells, and energy metabolism