no side effects from it
Chorionic gonadotropin: Adverse effects database

Outreach Program Support Providing comprehensive program support at national, regional, and local small business events i.e., National SBIR Conference, Defense Manufacturing Conference, National Collegiate Entrepreneur Technology Transfer Conference, Defense Energy Summit Outreach Mediums Developing user-friendly digital/multi-media applications to provide cost effective outreach mediums i.e., webinars, presentations, on-line tutorials, e-brochures, videos, training modules, websites Marketing Materials Developing program marketing materials (print and electronic) i.e., brochures, newsletter, fact sheets, flyers, logos, invitations Social Media Developing and Implementing creative and efficient social media strategies to share program information and provide real-time updates i.e., Twitter, Facebook, LinkedIn Outreach Strategies Developing cost effective outreach strategies to increase participation from underrepresented states and socio-economically disadvantaged companies i.e., companies owned by women, minorities, veterans, and those located in hub-zones

Neuropharmacology 151 , 5563 (2019)
And since having too much B12 isnt harmful (the body simply excretes the excess), its easier and cheaper to just get a shot (B12 injectables cost $14 apiece if bought online or $20 to $70 at a spa or doctors office)
Human data remain limited, but animal research has shown consistent healing-related effects