Journal category

supplements

Browse practical MyDailyPocket notes in this category.

No authorised EU claim links vitamin D to sleep
Oct 14, 2026 · adults · 5 min read

Does vitamin D help you sleep?

What the research on vitamin D and sleep says so far, what vitamin D is recognised for in the EU, and simple habits that often help.

Read the essay →
90 µg a day through most of childhood. Salt and fish still do the real work
Sep 2, 2026 · adults · 8 min read

How much iodine does each age need?

EFSA's iodine figures by age, what salt and fish still do, and why pregnancy at 200 µg is not our pouch.

% NRV, an adult ruler, not a recommendation for your child
Sep 2, 2026 · parents · 7 min read

How to read a supplement label

The percentage on the tub is for adults. How to read the back of any pack in two minutes, including ours. Daily dose first, then ...

160%: two products at 80% NRV of the same vitamin, if you take both
Sep 2, 2026 · parents · 7 min read

What is a food supplement?

In Europe these are foods with a scoop, not a set you have to complete. Why two bottles often do the same job, and why we would r...

8 nutrients with a recognised link to tiredness
Aug 26, 2026 · adults · 7 min read

Tiredness: what food can and cannot explain

Eight nutrients have an authorised EU link to tiredness. Iron is the one most associated with it, and our product contains none.

375 mg, the label's ruler. No age actually needs that much
Aug 24, 2026 · kids · 7 min read

How much magnesium does a child need?

EFSA's figures by age, why the label percentage always looks low, and why our dose covers only part of a day. Form matters for th...

3 months before you can reasonably conclude anything
Aug 17, 2026 · adults · 7 min read

How long does a multinutrient take to work?

Most people feel nothing, and that is normal. Water-soluble vitamins move in hours. Vitamin D takes weeks. Three months is a fair...

10 to 1, which is what the EU reference values already are before anyone picks a ratio
Aug 6, 2026 · adults · 7 min read

Zinc and copper: why one goes missing

Zinc and copper share a route in. That matters over months. The 10:1 ratio has no official source. Both sit on our label at the s...

1.4 kg of sugar a year, from two gummy vitamins a day
Aug 5, 2026 · kids · 8 min read

Powder, gummies, tablet or syrup?

The four ways to give a child vitamins, compared on sugar, dose, what physically fits, and whether your child will take it. Ours ...

Not how much: the dose on the front matters less than the form behind it
Feb 17, 2026 · supplements · 5 min read

Not All Multivitamins Are Created Equal: What Actually Makes One Work?

What actually differs between multinutrients: forms, amounts, and the label, without lab-result marketing.

4%, the bioavailability some estimates give magnesium oxide
Jan 19, 2026 · supplements · 5 min read

What Does "Bioavailability" Actually Mean? (And Why Should You Care?)

What bioavailability means on a label, why forms matter, and how we think about magnesium bisglycinate in our own house.

Previous Page 2 of 2
The monthly letter

One essay a month.
Plus your 10% code when ordering opens.

Nutrition research, recipes, and parenting experiments from the founders.