@aevans1067 yes, I think I saw them! My doesn’t have the activation agent inside

@aevans1067 some use some don’t. My friend works at med spa taught me to use it. I heard some also add biotin for hair

@rimmura thank you

@TinaLou I didn’t get it directly from this website. I bought it from alibaba website. There is a bunch of sellers on Alibaba or AliExpress this one too... US $10.50 | Beauty PRP Activating Liquid Serum Activators For PRP Calcium Chloride Solution 1ml / Vial Sterile Non-toxic Sub-installed a.aliexpress.com/...