The Krevie Journal

Why everything starts feeling harder in your 40s

If you're 38 and 'off', you're not imagining it. What women in their late 30s and 40s describe noticing, why it happens, and the line between 'I'll figure this out' and 'I need to see my GP'.

What 'clinically dosed' actually means — and how to check

'Clinically dosed' is marketing language with no regulatory definition. 'Research-dose' is the honest equivalent. Here is how to check whether a label matches the dose used in a published trial.

When HRT isn't an option: what the research on non-hormonal supplements actually shows

For women who cannot or choose not to take HRT, the research landscape includes non-hormonal prescription medications, resistance training, and specific nutritional support. A research-first overview.

Taking creatine alongside HRT: what the research says

HRT acts on oestrogen receptors. Creatine acts on cellular energy metabolism. There is no known pharmacokinetic interaction between the two. Here is the research context — discuss combined use with...

Can a supplement replace HRT? The honest research answer

No. Food supplements are a legally and mechanistically different category from HRT. Here is what the research on both categories shows, and why the honest answer requires being explicit about that ...

Do you need creatine every day?

Muscle and brain creatine saturation take several weeks to build up with daily dosing. Research on washout shows meaningful drops within a month of stopping. Here is what the saturation kinetics say.

Do Menopause Supplements Actually Work? How To Check Before You Buy

A blunt, practical guide to whether menopause supplements actually work, how to read the label, and how to spot dose-hiding marketing theatre before you buy.

HRT and cognitive changes in perimenopause: what the research does and doesn't show

The WHIMS, WHIMS-Y, KEEPS and KEEPS Continuation studies have measured cognitive outcomes in women taking HRT. A research-only look at what was measured and what was not.

Does creatine cause water retention in women?

Water retention from creatine is primarily a loading-phase phenomenon at 20 g/day monohydrate doses. At 1,500 mg creatine HCl daily — the CONCRET-MENOPA dose — the mechanism does not apply.

Vitamin K2 MK-7 and D3: why they're paired

Vitamin D3 helps absorb calcium. Vitamin K2 directs it toward bone and away from arteries. The pairing has been studied in meta-analyses showing additive effects.