Nitrogen vs CO2: Which One Should You Choose? by AmeliaJoseph Published: May 15, 2026 (2 weeks ago) Category Business Link Nitrogen vs CO2: Which One Should You Choose? The choice between nitrogen and CO2 depends on the type of beverages your business serves. Restaurants with soda fountains and beer systems mainly require CO2. Cafes offering nitro cold brew or specialty drinks may need nitrogen systems.