Organifer Algae Lime is derived from 100% pure Lithothamnium calcareum (red algae), a sustainable natural product sourced from the Atlantic Ocean. Setting it apart from other brands, Organifer Algae Lime remains undiluted, guaranteeing its purity. While it might not be the most budget-friendly algae lime option, it boasts the highest quality and is completely pure. As a consequence, it demonstrates remarkable effectiveness. Organifer Algae Lime offers a unique and optimal nutritional profile, resulting in healthy plants and fertile soil.