Ensure the needle you are using is long enough to fully penetrate the skin and reach the subcutaneous layer
Deschamps JD, Ogunsola AF, Ii JBJ, Yasgar A, Flitter BA, Freedman CJ, Melvin JA, Nguyen JVMH, David J, Jadhav A, Simeonov A, Bomberger JM, Theodore R (2016) Biochemical/cellular caracterization and inhibitor discovery of Pseudomonas aeruginosa 15-lipoxygenase
Cognitive benefits of angiotensin IV and angiotensin-(1-7): A systematic review of experimental studies Ho JK, Nation DA Neuroscience and Biobehavioral Reviews (2018) This independent systematic review evaluated the experimental evidence for cognitive benefits of angiotensin IV and angiotensin-(1-7), the renin-angiotensin system pathways through which Dihexa acts
Gut 62 , 16841691 (2013)