An API-first compliance layer for any startup or marketplace that wants to trade, ship, or analyze stool or other regulated bio-waste without building a full legal stack. As biohacking kits, DTC microbiome tests, and gut-health apps proliferate on Product Hunt, founders on r/startups and HN struggle with hazmat shipping rules, medical-waste laws, and varying consent/IP regimes. BioWaste GuardRail offers: - jurisdiction-aware policy engine that classifies waste streams and allowed flows - embeddable KYC/consent flows tuned for human and animal feces use cases - auto-generated manifests, labels, and retention logs for audits - pre-configured partnerships with licensed haulers and labs. It monetizes via metered API usage and tiered compliance subscriptions, with defensibility in continuously updated regulatory mappings and a growing network of pre-cleared logistics partners.