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Which one has more research

It also alleviates joint pain and arthritis

These include: Oxidative stress: One of the more recent studies on DSIP, from 2011, concluded that the peptide has a strong antioxidant effect owing to an ability to activate the (rat) bodys natural mechanisms against oxidative stress.21 Edema (swelling via fluid buildup): Again in rats, a 1992 study suggested that DSIP may have an antiedematic effect related to the activation of the GABAergic system and inhibition of serotonin, noradrenaline, and histamine systems.22 Convulsions: Two rodent studies in the 1990s support DSIPs use as an anticonvulsant

Cerebrolysin: A peptide mixture derived from porcine brain proteins and used medically in some countries for neurological conditions

Reconstituted peptides mixed with bacteriostatic water remain stable for 2830 days when stored at 28C (standard refrigerator temperature)

[16] [121] Investigations into the intestinal absorption of B 12 confirm that the upper limit of absorption per single oral dose is about 1.5 g, with 50% efficiency