Baking Science

Yeast Conversion Calculator

Don't let a different yeast type stop your bake. Seamlessly convert between Fresh, Active Dry, and Instant yeast using weight or volume.

How to Convert

Enter the numerical value of the yeast from your recipe.

Select your current yeast type (e.g., Fresh Yeast g).

Select the yeast you have on hand. The result updates instantly.

// Professional Baker's Standard

100% Fresh Yeast = 300% Active Dry (by weight)

1g Instant Yeast ≈ 1.25g Active Dry Yeast

1 tsp Instant Yeast ≈ 3g

1 tsp Active Dry Yeast ≈ 2.8g

Convert 'Fresh Yeast' blocks often found in artisan bread books to the Instant Yeast in your pantry.

Modernize recipes that call for 'Active Dry' by converting them to faster-acting 'Instant' units.

Switch from imprecise teaspoons to grams for consistent, professional-grade dough results.

What is the difference between Instant and Active Dry?▼

How do I store my yeast after opening?▼

Can I use the same amount of yeast if I'm proofing in the fridge?▼

What does it mean if my yeast doesn't foam during blooming?▼