500 g organic agar agar
Agar Agar Organic – 500 g High-purity natural gelling agent extracted from red algae (Gelidium and/or Gracilaria), especially suitable for preparing culture media in mycology.
Its solidifying power creates a stable base that effectively retains nutrients needed for mycelium development, offering an ideal environment for fungal growth.
- Format: 500 g bag
- Origin: Red algae (Gelidium and/or Gracilaria)
- Vegan-friendly
- Free from allergens and GMOs

Organic agar agar is a natural gelling agent extracted from red algae, mainly from the Gelidium and/or Gracilaria genera. In mushroom cultivation, its primary function is to solidify the nutrient medium, keeping the nutrients in place to support mycelium growth.
Its use is essential in mycology laboratories, as it allows for the creation of stable, contaminant-free culture media, ensuring optimal conditions for fungal development.
Main composition:
- 100% powdered agar agar from red algae
- Natural soluble fiber
Key features:
- Natural and vegan: made from red algae, with no animal-derived ingredients.
- High in fiber: its high soluble fiber content gives it texturizing properties.
- Allergen-free: free from soy, gluten, dairy, eggs, and nuts.
- Non-GMO: safe and natural product.
This powdered agar agar comes in a practical 500 g zip-lock bag, making it easy to store and keeping it fresh. It's an essential ingredient for preparing mycology culture media and can also be used in cooking for desserts, purées, sauces, and jams.