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Because copper can be toxic at high systemic levels, a reasonable question is whether GHK-Cu poses a copper-overload risk
The reason we advise 50 micrograms a day or 2,000 a week is because the less frequently you take vitamin B12, even at high doses, the percentage your body absorbs drops
: Li J, Liu L, Weng J, Yin TL, Yang J, Feng HL
This is common among the elderly population because as we age our ability to absorb all vitamins decreases with age
Magnesium also supports heartfunction
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