Liquid Yeast YF‑118 Mrs McGyver 100 mL

YF‑118 Mrs McGyver is a versatile British liquid yeast for IPA, bitters and traditional ales. Highly attenuative, it produces dry and crystal‑clear beers with a neutral aromatic profile, allowing malt and hops to fully express themselves. Its fast flocculation ensures remarkable clarity and reliable fermentation, even for high‑gravity beers. Appreciated for its consistency and clean profile, it suits both classic recipes and modern interpretations of English styles.

Why choose this product?

• Clean and consistent fermentation for dry and clear beers.
• Neutral profile highlighting malt and hops.
• Ready‑to‑use format for home brews of 20–25 L (gravity ≤ 1.055).

Technical characteristics

• Strain: Saccharomyces cerevisiae
• Fermentation type: Ale
• Origin: British
• Attenuation: 70–80 %
• Flocculation: Medium to high
• Optimal temperature: 18–21 °C
• ABV tolerance: up to 10 %
• Recommended styles: IPA, Amber Ale, Blonde Ale, Brown Ale, Irish Ale
• Format: 100 mL
• Content: > 100 billion viable cells
• Equivalent: 1 packet of dry yeast 11 g
• Suitable for: 20–25 L brews (gravity ≤ 1.055)
• Storage: 2–5 °C, up to 4 months
• Nutrients or starters not included

Rolling Beers Tips

• Ferment between 18 and 20 °C for a dry and clean profile.
• Properly oxygenate the wort before pitching.
• Shake the vial before use to homogenize the yeast.
• Ideal for British IPAs and light‑bodied ales.

Product FAQ

• Is it suitable for IPA and bitters? Yes, it’s perfect for dry and clear English styles.
• Should I prepare a starter? Not for standard brews, but recommended for strong beers (> 1.055).
• Can it be stored for several months? Yes, up to 4 months at 2–5 °C in its sealed package.