The Gut-Brain Connection

A looping coil of intestine in soft sage with small glowing honey-gold knots along it, and a fine indigo line carrying golden pulses up to a small brain in the corner

Stomach pain and constipation in autistic child...

Gut problems are several times more common in autistic children, and they travel with harder days, worry and poorer sleep. What the studies found, why a sore tummy can look...

Stomach pain and constipation in autistic child...

Gut problems are several times more common in autistic children, and they travel with harder days, worry and poorer sleep. What the studies found, why a sore tummy can look...

A tall glass of deep red tart cherry juice with a cluster of cherries beside it, and alone across the frame a single small plain unbranded stick sachet

Tart cherry and sleep: what the research actual...

Tart cherry turns up in almost every evening product on the shelf. The early studies used juice by the glass in small numbers of older adults, and the two most...

Tart cherry and sleep: what the research actual...

Tart cherry turns up in almost every evening product on the shelf. The early studies used juice by the glass in small numbers of older adults, and the two most...

Chamomile flowers in two groups facing each other across a gap, one group fully drawn and the other as pale outlines

Chamomile: what the trials looked at, and what ...

Chamomile is the most familiar evening plant in the world and one of the few with placebo-controlled trials behind it. What those trials measured, where the results were strong and...

Chamomile: what the trials looked at, and what ...

Chamomile is the most familiar evening plant in the world and one of the few with placebo-controlled trials behind it. What those trials measured, where the results were strong and...

A honey jar on a laboratory bench beside a chromatography column showing separated bands of colour, a pipette and a certification seal

What a certified honey grade actually proves

A number on a jar is only worth what the testing behind it is worth. What MGO grading measures, what UMF adds, and the study that checked whether the labels...

What a certified honey grade actually proves

A number on a jar is only worth what the testing behind it is worth. What MGO grading measures, what UMF adds, and the study that checked whether the labels...

Five identical Leptospermum blossoms in a row, each above a tall vessel filled to a very different depth with amber

Why one Manuka honey is stronger than another

Two jars of Manuka can differ by a factor of ten, and the reason starts in the flower rather than the hive. Where the number comes from, why species and...

Why one Manuka honey is stronger than another

Two jars of Manuka can differ by a factor of ten, and the reason starts in the flower rather than the hive. Where the number comes from, why species and...

A honey dipper lifting a golden ribbon with fine chains and bacteria rising from it, beside a thin clear pour into a plain glass with nothing rising from it

Why honey and not syrup

Anything you take daily needs something to carry it. Honey and glucose syrup look interchangeable on an ingredients list and behave very differently in laboratory studies of gut bacteria.

Why honey and not syrup

Anything you take daily needs something to carry it. Honey and glucose syrup look interchangeable on an ingredients list and behave very differently in laboratory studies of gut bacteria.

A single passionflower bloom in botanical detail, its radiating corona of fine filaments spread wide, with the climbing vine and a tendril below, against a deep indigo night

Passionflower: an evening plant studied only in...

Passionflower has more placebo-controlled human research behind it than most evening botanicals, including a trial that measured sleep in a laboratory rather than by questionnaire. Every participant in every one...

Passionflower: an evening plant studied only in...

Passionflower has more placebo-controlled human research behind it than most evening botanicals, including a trial that measured sleep in a laboratory rather than by questionnaire. Every participant in every one...

A branch of acerola cherries with the unripe green fruit large and sharp in the foreground and the ripe red fruit smaller behind

Acerola: the cherry that is mostly vitamin C

Acerola is a small tropical cherry used as a vitamin C source rather than eaten as fruit. What it is, why it is picked green, and what whole-fruit vitamin C...

Acerola: the cherry that is mostly vitamin C

Acerola is a small tropical cherry used as a vitamin C source rather than eaten as fruit. What it is, why it is picked green, and what whole-fruit vitamin C...

A fermentation vessel in cross section with saffron threads at the top dissolving into microbial forms and new compound shapes drifting up through amber

What fermenting saffron actually does

Fermentation is one of the oldest techniques in food and one of the least understood. What it means when a botanical is fermented, what is known about saffron's compounds, and...

What fermenting saffron actually does

Fermentation is one of the oldest techniques in food and one of the least understood. What it means when a botanical is fermented, what is known about saffron's compounds, and...

A sprig of lemon balm above three circles of increasing size, the smallest crisp and the largest blurred at its edges

Lemon balm: the calm studies, and what they act...

Lemon balm has a set of small adult studies that measured something unusual: how people rated their own calmness after a single dose, and how they performed under a laboratory...

Lemon balm: the calm studies, and what they act...

Lemon balm has a set of small adult studies that measured something unusual: how people rated their own calmness after a single dose, and how they performed under a laboratory...

Two identical Leptospermum blossoms drawn side by side, with a scatter of smaller blossoms of many different forms behind them

Is Australian Manuka real Manuka?

New Zealand tried twice to make Manuka a name only its own producers could use. It lost both times, in the country that raised the argument. Here is what the...

Is Australian Manuka real Manuka?

New Zealand tried twice to make Manuka a name only its own producers could use. It lost both times, in the country that raised the argument. Here is what the...

A funnel with three progressively finer sieve layers: many mixed shapes tumble in at the top and are caught, while a single clear amber vial emerges below

How to judge a supplement's evidence when your ...

Five questions you can answer from the label and ten minutes of searching: was the ingredient tested on its own, is the extract standardised and to what, was it placebo-controlled...

How to judge a supplement's evidence when your ...

Five questions you can answer from the label and ten minutes of searching: was the ingredient tested on its own, is the extract standardised and to what, was it placebo-controlled...