The most compelling recent evidence linking glutathione dysregulation to complex chronic illness comes from the 2024 PNAS study by Stanford University researchers
The analysis revealed that within the molecular function category, molecular function regulator and transporter activity were prominent
10.1038/ki.1997.221 228
Injection technique and storage are part of safety too
Chahardoli R, Saboor-Yaraghi AA, Amouzegar A, Khalili D, Vakili AZ, Azizi F (2019) Can Supplementation with Vitamin D Modify Thyroid Autoantibodies (Anti-TPO Ab, Anti-Tg Ab) and Thyroid Profile (T3, T4, TSH) in Hashimotos Thyroiditis

Supplement Facts: Serving Size: 1 scoop (30 g) Servings Per Container: 30 Amount Per Serving: Energy kcal: 120 kcal (Natural), 117 kcal (Vanilla), 115 kcal (Chocolate) Energy kJ: 508 kJ (Natural), 494 kJ (Vanilla), 486 kJ (Chocolate) Fat: 2.8 g (Natural), 2.7 g (Vanilla/Chocolate) of which saturates: 0.7 g (all flavours) Carbohydrate: 0.8 g (Natural), 1.2 g (Vanilla), 1.7 g (Chocolate) of which sugars: 0.11 g (Natural), 0.4 g (Vanilla), 0.3 g (Chocolate) Protein: 23 g (Natural), 22 g (Vanilla), 21 g (Chocolate) Salt: 0.84 g (Natural), 0.9 g (Vanilla), 0.95 g (Chocolate) *RI - Reference Intake Ingredients: Pea protein concentrate, cocoa (Chocolate), flavourings, salt (Vanilla, Chocolate), anti-caking agent (E551), sweeteners (sucralose, steviol glycosides from Stevia) (Vanilla, Chocolate), colour (E160a) (Vanilla)