
Akkermansia muciniphila chewable
This chewable probiotic brings together live bacterial strains and complementary ingredients to support the gut microbiome from several angles at once.

£30.00
Spermidine is a naturally occurring polyamine found in every human cell, involved in the regulation of autophagy — the process by which cells break down and recycle damaged components.
Kiki HealthSpermidine
This chewable probiotic brings together live bacterial strains and complementary ingredients to support the gut microbiome from several angles at once.

Vitamin D3 + K2 Liquid Drops deliver two fat-soluble nutrients that are commonly considered together: D3 as cholecalciferol — the form most readily converted a…
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Set up Profile nowSpermidine is a naturally occurring polyamine found in every human cell, involved in the regulation of autophagy — the process by which cells break down and recycle damaged components. As endogenous spermidine levels decline with age, supplementing with an exogenous source has become an area of active interest in longevity research. KIKI Health sources their spermidine from wheat germ extract, one of the most studied and concentrated natural dietary sources of this compound.
This supplement suits those with a specific interest in cellular health and longevity protocols — particularly individuals in their mid-thirties and beyond, when natural spermidine synthesis begins to taper. It fits neatly into a broader longevity stack alongside NAD+ precursors or other autophagy-supporting compounds, though it works equally well as a standalone daily supplement.
Autophagy research is still maturing, and most human data is at an early stage, so claims should be held lightly. That said, spermidine from wheat germ extract is among the better-characterised natural polyamine sources, and KIKI Health is a brand known for ingredient transparency and clean formulations. Those with wheat sensitivities should check the packaging carefully given the wheat germ origin of the active ingredient.
Spermidine from wheat germ extract
Take one capsule daily. Follow the guidance on the packaging for timing. Taking it with a meal may be preferable if you have a sensitive stomach.
Spermidine is a polyamine that occurs naturally in the body and in certain foods. It plays a role in autophagy, the cellular housekeeping process that clears damaged proteins and organelles. Levels tend to decline with age, which is the primary rationale for supplementation.
The spermidine in this product is derived from wheat germ extract, so it may not be appropriate for those with a wheat allergy or coeliac disease. Check the packaging for allergen information and consult your GP or dietitian if you are unsure.
Autophagy-related changes are cellular and not acutely perceptible. Most longevity-focused supplements are taken consistently over months rather than weeks. There is no defined timeline backed by robust human data at this stage.
Spermidine is commonly taken alongside other compounds studied for longevity, such as NAD+ precursors. There are no widely reported interactions with common supplements, but if you are taking prescription medication, check with your doctor before adding new supplements.
It is not recommended during pregnancy or breastfeeding unless advised by a clinician. Those with wheat allergies should exercise caution given the wheat germ source. Always check with a healthcare professional if you have an underlying condition or take regular medication.
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Overall sentiment
4 days ago
Gentle on a sensitive stomach, and I feel like myself again. I had tried two other glandulars before this and neither sat right.
1 week ago
I was sceptical about glandulars, but my mid-afternoon crash has genuinely eased. One capsule with breakfast and I forget about it.
2 weeks ago
Not a stimulant, which is exactly what I wanted. It took about ten days, then I realised I wasn’t dreading the afternoon any more.
3 weeks ago
Bought after a blood panel flagged a flat cortisol curve. Easy to take, no jitters, and the sourcing is refreshingly transparent.
1 month ago
Training hard through a stressful stretch and this has helped me bounce back between sessions. Already on my second bottle.
1 month ago
No frills, one ingredient, a sensible dose. I appreciate that it is designed to be used for a season rather than forever.
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