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Also, take collagen with vitamin C (in your diet or supplement) to help your body use it effectively
Your body produces it on its own, but production declines significantly with age, from roughly 200 ng/mL at age 20 to around 80 ng/mL by age 60
This partnership approach is key to getting the results you want
Krause KH, Dresel SH, Krause J, Kung HF, Tatsch K
This systems activity declines with aging, and GHK-Cus restoration of proteasome function likely contributes to its anti-aging effects at the cellular level
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