10.1016/j.molcel.2015.06.011 33 GaoM.YiJ.ZhuJ.MinikesA
Ingredients: Each 1 ml ( approx 2 pumps) contains: L-glutathione 100 mg Non Medicinal Ingredients: Water, glycerin, natural flavours, ethanol, phosphatidylcholine (from sunflower lecithin), potassium bicarbonate, rebaudioside A (from Stevia rebaudiana Leaf), natural citrus and mint oils
This delivers the highest local concentration but can be difficult to perform on yourself
363 In PD patients, mitochondrial dysfunction, including respiratory hypofunction, mtDNA mutation, and decreased mitophagy were found to be involved in the pathogenesis of PD
doi: 10.1111/j.1365-2826.2012.02364.x, 85 LaFataE
You would need to draw twice, introducing additional error and contamination risk with each needle puncture