White Labs Yeast Nutrient (WLN1000) - used to increase the health of yeast. Improves fermentation and re-pitching performance.
Contains diammonium phosphate, essential vitamins and co-factors, nitrogen (amino acids, proteins, and peptides) and minerals. Effective boost for first and/or late generation yeast slurry.
If grist is not 100% malt, then yeast nutrient can help make up for lack of nutrients.
For commercial use, each pack contains 1.0 oz (around 28gm), enough for 5bbls. For homebrew use, each 1/2 tsp (2.5gm) is good for around 19 litres.
Weight: 1.0 oz (around 28gm)
From: White Labs, USA