Kelp Sac
Harvested Agricultural Substance 41 
Kelp Sac is a raw material in No Man's Sky. A rubbery, luminescent sac harvested from underwater Candle Kelp plants. Agricultural science has not yet tamed the Candle Kelp. As such, these sacs cannot be farmed. To craft it, combine Salt x1, Nitrogen x1 in a Refiner.
Last updated: 2026-06-03
Max Stack: 1
Rarity: Uncommon
Legality: Legal
How to refine Kelp Sac
What can you refine from Kelp Sac? (3)
What can you cook from Kelp Sac? (2)
| Inputs | Output |
|---|---|
 Kelp Rice1 |
| Inputs | Output |
|---|---|
 Salty Cruncher1 |
Frequently Asked Questions
To craft Kelp Sac, you need Salt x1, Nitrogen x1. Use the Refiner to combine them.
You need: Salt x1, Nitrogen x1.