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pH Sensitivity: Certain extremely delicate proteins may require a specific buffer to maintain stability
One placebo-controlled study examined the effect of lipoic acid on the visual capability of 80 participants of whom 12 had type 1 diabetes, 48 had type 2 diabetes, and 20 were diabetes-free
Glutathione supplements also inhibit the activity of tyrosinase, an enzyme responsible for controlling melanin production
Increased concentration of sodium and calcium together with decreased potassium and GSH are other age-related changes [14]
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