1 Packet Yeast in Grams — Weight of Standard Yeast Envelope
Verified bread baking conversion for Active Dry, Instant (RapidRise), and Fresh Compressed Yeast.
Dough Science & Fermentation Guide
One standard commercial envelope of yeast in the US and Canada weighs 1/4 ounce, which equals 7.087 grams (conventionally printed as 7g or 0.25 oz). This applies to Active Dry, Instant, RapidRise, and Bread Machine packets.
Whether you buy Fleischmann’s, Red Star, or Hodgson Mill, all standard envelopes contain 7g. If using European sachets (e.g. Dr. Oetker), verify the label as some European brands package in 9g or 11g sachets.
Universal Yeast Conversion Matrix
Fast conversion across packets, grams, teaspoons, and fresh cake yeast.
| Measure | Dry Grams | Teaspoons | Tablespoons | Fresh Equivalent |
|---|---|---|---|---|
| 1/4 Packet | 1.75g | approx. 1/2 tsp | 1/6 tbsp | 5.2g |
| 1/2 Packet | 3.5g | approx. 1 1/8 tsp | 1/3 tbsp | 10.5g |
| 1 Full Packet (Standard US) | 7.0g | 2 1/4 tsp (2.25 tsp) | 3/4 tbsp | 21.0g |
| 1 1/2 Packets | 10.5g | approx. 3 3/8 tsp | 1 1/8 tbsp | 31.5g |
| 2 Packets | 14.0g | 4 1/2 tsp | 1 1/2 tbsp | 42.0g |
| 1 Teaspoon | 3.1g | 1.0 tsp | 1/3 tbsp | 9.3g |
| 2 Teaspoons | 6.2g | 2.0 tsp | 2/3 tbsp | 18.6g |
| 1 Tablespoon (3 tsp) | 9.3g | 3.0 tsp | 1.0 tbsp | 28.0g |
| 2 Tablespoons | 18.6g | 6.0 tsp | 2.0 tbsp | 56.0g |
| 5 Grams | 5.0g | approx. 1 5/8 tsp | 1/2 tbsp | 15.0g |
| 10 Grams | 10.0g | approx. 3 1/4 tsp | 1 tbsp | 30.0g |
| 15 Grams | 15.0g | approx. 4 7/8 tsp | 1 5/8 tbsp | 45.0g |
| 20 Grams | 20.0g | approx. 6 1/2 tsp | 2 1/8 tbsp | 60.0g |
| 1 Ounce (28.35g) | 28.35g | approx. 9 1/8 tsp | 3.0 tbsp (4 packets) | 85.0g |
Yeast Pro-Tips & Fermentation Rules
Standard Envelope Weight
1 standard packet = 7.0 grams (1/4 oz).
Teaspoon Equivalence
7 grams equals exactly 2 1/4 level teaspoons.
Flour Capacity
One 7g packet leavens 500g (approx. 4 cups) of flour.
Frequently Asked Questions
How many grams is 1 packet of yeast?
How many teaspoons in 1 packet of yeast?
Is a packet of instant yeast the same weight as active dry?
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