glutathione s transferase sigma Sigma-Aldrich S-Transferase from equine liver, CAS 50812-37-8, lyophilized powder, ≥25 units/mg protein 1 mg offering convenience and sensitivity.Compatibility with High glutathione S-transferase

Common indicators include: Elevated homocysteine levels (above 10-15 mol/L) Chronic fatigue and low energy Anxiety, depression, or brain fog Hormonal imbalances (PMS, infertility, irregular periods) Recurrent miscarriages or pregnancy complications Cardiovascular issues (high blood pressure, blood clots) Digestive problems (IBS, bloating, food sensitivities) Chronic inflammation or autoimmune conditions Many people discover they have an MTHFR mutation after experiencing unexplained health issues or through genetic testing ordered by their healthcare provider

Excessive Alcohol: Alcohol puts a significant strain on the liver, which is the primary site of glutathione production and use

doi:10.1038/sj.onc.1206940

So earlier you said in the introduction that glutathione is a protein

Cover and bring to a boil, then reduce heat and simmer 5 minutes

Gastroenterology 159(3):849863