Mangrove Jack’s Beer Yeast Nutrient 15g is a premium yeast nutrient formulated to provide brewing yeast with the essential nutrients needed for healthy growth and efficient fermentation. By creating an optimal environment for yeast activity, it helps produce cleaner fermentations, improved flavour, and more consistent brewing results.

Healthy yeast is the foundation of great beer. During fermentation, yeast requires more than just sugars from the wort—it also needs vitamins, minerals, nitrogen, and other nutrients to reproduce, remain healthy, and fully ferment the available sugars. Mangrove Jack’s Beer Yeast Nutrient 15g supplies these essential nutrients, reducing yeast stress and promoting a strong, vigorous fermentation.

Using Mangrove Jack’s Beer Yeast Nutrient 15g helps encourage a more complete fermentation, reducing the likelihood of stalled or sluggish fermentations while minimising unwanted off-flavours caused by stressed yeast. The result is cleaner beer with improved aroma, flavour, and overall balance.

This specialised nutrient complex can also help shorten fermentation time by allowing yeast to ferment more efficiently. In higher gravity beers, it supports healthier yeast performance, improving attenuation and assisting with alcohol production where additional nutritional support is beneficial.

Whether you’re brewing lagers, ales, IPAs, stouts, or specialty beers, Mangrove Jack’s Beer Yeast Nutrient 15g helps deliver reliable, repeatable results batch after batch.

Key Features

• Complete yeast nutrient complex
• Supports healthy yeast growth
• Encourages complete fermentation
• Helps reduce yeast stress
• Improves flavour and aroma development
• Promotes cleaner fermentations
• May reduce fermentation time
• Supports higher alcohol production
• Suitable for 15–23L batches
• Easy-to-use 15g sachet

Benefits for Brewers

Healthier Fermentation

• Supports vigorous yeast growth
• Encourages complete sugar conversion
• Helps prevent sluggish fermentations

Improved Flavour & Aroma

• Reduces off-flavours caused by stressed yeast
• Produces cleaner beer
• Enhances aroma consistency

Increased Brewing Performance

• Improves fermentation efficiency
• Supports higher gravity brews
• Promotes reliable batch-to-batch consistency

Ideal Applications

Suitable for brewing:

• Pale Ale
• IPA
• Lager
• Pilsner
• Stout
• Porter
• Wheat Beer
• Belgian Ales
• Strong Ales
• High Gravity Beers

Directions for Use

1. Add the entire sachet to 100ml of freshly boiled water.
2. Stir thoroughly until fully dissolved.
3. Add the solution to 15–23 litres of wort before pitching your brewing yeast.
4. Ferment according to your yeast manufacturer’s recommended instructions.

Ingredients

• Dextrose
• Inactive Dried Yeast
• Magnesium Sulphate
• Nicotinic Acid
• D-Biotin

Product Specifications

Brand:
Mangrove Jack’s

Product Type:
Beer Yeast Nutrient

Net Weight:
15g

Recommended Batch Size:
15–23 Litres

Total Nitrogen:
Minimum 0.7% in solution

GMO Status:
GMO Free

Why Choose Mangrove Jack’s Beer Yeast Nutrient?

Providing your yeast with the nutrients it needs helps produce healthier fermentations and better beer. Mangrove Jack’s Beer Yeast Nutrient 15g is an easy and effective way to improve fermentation performance, reduce yeast stress, and consistently produce cleaner, higher-quality homebrew.