The comparison desk · Last updated 7 October 2026

Straight comparisons, including the ones we lose

Every page here answers one question people actually ask, in a table you can read in thirty seconds, with an honest note on where Grass & Co. is not the right choice.

Straight comparisons, including the ones we lose

Functional drinks compared: Grass & Co., TRIP, Neutonic and Water Junkie

Fruiting body vs mycelium

Capsules vs powder vs drinks

Lion's Mane vs Reishi vs Cordyceps vs Maitake

Mushroom drinks vs coffee vs energy drinks

Best mushroom supplement brands UK: how to choose one

CBD vs functional mushrooms

The best focus supplements in the UK: an honest buyer's guide

How to choose the best Lion's Mane supplement in the UK

The best focus drinks in the UK, compared

Brain fog and concentration: what helps, and which vitamins have real claims

The best nootropics in the UK: what the word means, and what is actually allowed to be claimed

The best supplements for concentration: an honest UK guide for studying and long work days

Sleep supplements and evening drinks in the UK: an honest guide

Supplements for stress in the UK: what the rules allow and what actually helps

Evening and sleep drinks in the UK: an honest guide

Adaptogen drinks in the UK: what they are and how to choose one

Lion's Mane vs coffee: an honest comparison

Best mushroom coffee UK: what's actually in the cup

Lion's Mane vs Ashwagandha: which one, and can you take both?

Lion's Mane powder vs capsules: which format to buy

Do mushrooms have protein? What's actually in a mushroom

Beta-glucan: the mushroom fibre explained

Mushrooms vs creatine: different tools, honestly compared

Best magnesium supplement UK: forms, doses and honest notes

Magnesium drinks compared: TRIP, OHMG and Liquid RELAX

Best greens powder UK: what to check before you buy

AG1 alternatives UK: honest greens powder comparison

Cortisol supplements: what UK rules actually allow anyone to claim

Reishi for sleep: the honest guide

Best mushroom gummies UK: what to check before you buy

CBD drinks in the UK: the honest buyer's guide

Best ashwagandha supplement UK: the honest guide

Ashwagandha vs rhodiola: which adaptogen for which job

Lion's Mane powder UK: what to check before you buy

Mushroom powder: what to check, and how to use it

Best mushroom supplements UK: match the mushroom to the moment

Caffeine-free energy drinks: what actually helps

Healthy energy drinks UK: what to check on the can

Mushroom hot chocolate: make your own with mushroom powder

Non-alcoholic evening drinks: sparkling drinks for grownups

Reishi mushroom: what it is, how it's used, and what the evidence says

Do mushroom gummies work? An honest look

Is CBD legal in the UK? The 2026 rules, plainly

Matcha vs Lion's Mane: two very different kinds of focus

Best CBD Oil UK (2026): what actually matters on the label

Best CBD Balm UK (2026): muscle rubs, checked properly

CBG vs CBD: the honest difference

Best reishi mushroom supplement UK: 5 checks before you buy

Ancient + Brave alternatives: which shelf are you actually shopping?

Ancient + Brave reviews: an honest look from a neighbouring shelf

Neutonic alternatives: caffeine, or no caffeine?

Rheal alternatives: superblends vs functional mushrooms

Huel alternatives: meal replacement or daily ritual?

Space Goods alternatives: mushroom drinks without the hype

Dirtea alternatives: what to compare before you switch

Four Sigmatic alternatives in the UK

Magnesium glycinate UK: which form of magnesium do you actually need?

Ashwagandha gummies UK: are gummies or capsules the better buy?

Sleep gummies UK: what to check before you buy

Turkey tail mushroom UK: why you can't buy it (and what to take instead)

Lion's Mane tincture vs extract vs capsules: what's the difference?

Ashwagandha and magnesium: why they're paired (and our exact formula)