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10.1126/science.1241224 Science 183 XinH.XuX.LiL.NingH.RongY.ShangY.et al (2005)

Glutathione can influence pigment production (potentially lightening skin), but many users simply experience a healthier, more radiant look that is described as "brightening." Safety first: Intravenous (IV) administration carries different risks than creams or pills

Niacinamide: Strengthens the skin barrier, reduces redness, and controls excess sebum production preventing the cycle of stripping and overproduction that most cleansers create

DOI: 10.3390/cancers15030910

Achilles Tendon-to-Bone Healing Krivic et al., Journal of Orthopaedic Research (2006) Krivic and colleagues, working at the Laboratory for Experimental Surgery at the University of Zagreb Medical School, conducted a controlled rat study examining BPC-157s effect on Achilles tendon-to-bone healing