The cans

    Functional mushroom drinks, in a proper can

    Three lightly sparkling 250ml cans. FOCUS is a caffeine-free Lion's Mane drink for the afternoon, RELAX is an alcohol-free evening can, and POWER contains natural caffeine. Vegan, low in sugar and sold on Amazon UK.

    The three cans, side by side

    Grass & Co. drinks compared
    Liquid FocusLiquid RelaxLiquid Power
    OccasionAfternoon, instead of another coffeeEvening, alcohol-free wind-downWhen you want a caffeine lift
    FlavourElderflower & Sicilian lemonPeach & chamomileGinger & lime
    CaffeineNoneNo added caffeine78mg natural caffeine (31mg per 100ml)
    Lead mushroomLion's Mane extract 1:10, 1,000mgReishi extract 1:10, 1,000mgShiitake extract 1:10, 1,000mg
    Sugars per 250ml can5.0g (2.0g per 100ml)4.0g (1.6g per 100ml)5g (1.9g per 100ml)
    Key vitaminB12, 240% RI per canMagnesium, B5, B6 and B12 (each c. 19–36% RI)B12 250% RI, C 94% RI, B6 34% RI
    TestingStability tested; mushroom extracts testedStability tested; mushroom extracts testedStability tested; mushroom extracts tested

    Figures from the product labels. Full ingredients and nutrition are on each product page. Testing covers stability and the mushroom extracts used; it is not evidence of an effect.

    Comparing cans with coffee, energy drinks and other brands? Read the honest comparison.