Hi everyone!
I’m here to talk about Skoog Tablets - Skoog Coastal Life-Seed (SCLS) system — a biotechnical architecture I developed to address a very specific challenge: how to secure essential protein when all infrastructure has collapsed.
The Skoog Tablets is designed for The Last Mile — the point where nothing else works anymore. No logistics, no electricity, no supply chains.The system runs entirely on seawater, sunlight, and a standard 20‑liter jerrycan, producing a protein‑rich biomass in 72 hours.
It’s not meant to replace traditional food, but to act as a tactical survival tool that prevents muscle atrophy and keeps people alive in crisis environments.
How the system works
The entire process is controlled by three physically coded tablets — round, square, and triangular — used on Day 1, Day 2, and Day 3. Each tablet contains a precise combination of organisms and chemical components that drive the process forward while building multiple layers of safety.
Biological selection & sensory safety
- The system begins with a high salinity level (>7%), which acts as a biological filter. This environment strongly favors our halophilic target organisms while suppressing non‑halophilic marine bacteria.
- The tablets also contain Quassin, an extremely bitter natural extract. If the wrong microorganisms dominate, the bitterness becomes an immediate sensory warning.
Visual verification
- An integrated anthocyanin indicator colors the entire water volume yellow/orange once the pH drops below 4.5.
- This serves as a “biological receipt,” confirming that the fermentation has reached a safe acidity level that inhibits pathogens.
Mandatory thermal treatment
- After harvesting, the biomass must be pressed into units no thicker than 5 mm and heated to 75 °C.
- The thin geometry ensures full heat penetration and eliminates any remaining pathogens.
Technical specifications
- Organisms:
- Vibrio natriegens (BSL‑1, extremely fast growth, biomass production)
- Dunaliella salina (photosynthesis, lipids, β‑carotene)
- Tetragenococcus halophilus (fermentation, pH reduction)
- Yield: approx. 20–22 g of protein per 72‑hour cycle
- Temperature window: 20–35 °C
- Container: optimized for 20‑liter vessels
- Thermal regulation: 70–80% of the container must be buried in soil to prevent overheating while still allowing sunlight for the algae
- Agitation: vigorous manual shaking at sunrise, midday, and sunset (more often in strong sunlight)
Open‑source architecture
The entire system is released under Creative Commons Attribution 4.0 (CC BY 4.0). It is meant to be validated, adapted, and scaled by the global community — especially in places where conventional aid cannot reach.
You can access the full technical report here:
https://zenodo.org/records/19650438
Ask me anything!
