Where to purchase: There are numerous sites, an example is from Cult Beauty HERE Price: £8.99 Volume: 30ml Description: The skin's firmness and elasticity depletes as one ages. So this serum which has Matrixyl 3000 (like the ordinary's Matrixyl serum - however that serum balls up and pills under me, this doesn't), helps with the … Continue reading Review: The Inkey List Collagen Booster →