US$ 24.53
tad glutathione 600 mg Uses of 600mg Thione Push Set (IV Push
Description
5 g RS given twice a day orally) compared to solely dietary instructions (high-fibre diet) was evaluated in a group of 57 PD patients (of whom 32 received RS and 25 dietary instructions only) and 30 control subjects receiving RS (the RESISTA-PD trial, ClinicalTrials.gov ID: NCT02784145) [103]

So, you can get it in ethyl ester form, which isn't as bioavailable
10.1046/j.1365-2362.1998.00281.x 55 KumarA.MisraS.HazarikaA.KumarP.SagarR.PathakA.et al (2016)

The products exist in a space where they are legal to sell as supplements but lack regulatory blessing for therapeutic use
