What the manufacturers say:


Preservative-free	✔︎	✔︎
Stable at room temperature	✔︎	✔︎
Growth factors and cytokines	✔︎	✔︎
Anti-inflammatory and immunomodulatory potential	✔︎	✔︎

What they deliver:


Clinical evidence	✘	✘
Bottle with preservative-free dropper	✘	✘
Ingredients list provided	✘	✘
Active ingredient concentration listed	✘	✘
Advertised proteins remain active at room temperature	✘	✘
FDA approval (Biologics License Application)	✘	✘
Indicated for dry eye disease or symptoms	✘	✘
Legal for interstate sales	✘	✘
Patient testimonials	✔︎	✔︎
Doctor testimonials	✔︎	✔︎
Celebrity endorsement	✔︎	✘
Active on social media	✔︎	✘
Full page ads in ophthalmology and optometry trade journals	✔︎	✘
Exhibits at national and local trade shows	✔︎	✘