Collagen makes up about 75% of the dry weight of our skin, providing volume that keeps skin looking plump and keeps lines at bay.

"As we get older, we break it down faster than we can replace it," she says.

And after 30, our natural collagen production begins to decline rapidly, which causes signs of aging that we all dread:

• Uneven, textured skin
• Fine lines & wrinkles
• Sore, cracking joints
• Loose wrinkly skin