Irish Sea Moss, Organic

Name: Irish Sea Moss, Organic
Brand: Kiki Health
SKU: product-0551
Price: 15.00 GBP
Availability: InStock
Rating: 4.8 (19 reviews)

£15.00

Irish sea moss is a red algae (Chondrus crispus) harvested from Atlantic coastal waters.

Broad trace mineral intake from a single whole-food source
Supports iodine intake for normal thyroid hormone production
May support gut health via soluble prebiotic fibres
Suitable for those avoiding dairy and fish as iodine sources
Organic, single-ingredient formulation with no listed fillers

4.8 (19 reflections)

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Kiki HealthIrish Sea Moss, Organic

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About This Product.

Irish sea moss is a red algae (Chondrus crispus) harvested from Atlantic coastal waters. It is naturally dense in trace minerals — including iodine, potassium, calcium, and magnesium — which makes it one of the more nutrient-varied single-ingredient supplements available. Iodine, in particular, is an essential mineral that the body cannot synthesise and that is required for normal thyroid hormone production. Many people in the UK fall short of iodine through diet alone, especially those who avoid dairy and fish.

This is a single-ingredient capsule from KIKI Health, using organic Irish sea moss with no added fillers or blending agents listed. It suits people looking to close micronutrient gaps — particularly iodine and potassium — or those who want a whole-food-derived mineral source as part of a broader nutrition protocol.

Because sea moss contains meaningful amounts of iodine, it is not appropriate to take casually at high doses alongside other iodine sources. Anyone with a thyroid condition or taking thyroid medication should speak to a clinician before adding it. It is also worth noting that sea moss may support gut health: it contains a class of soluble fibres called carrageenans and mucilaginous polysaccharides that are studied for their prebiotic properties. KIKI Health positions itself within the premium, minimally processed supplement tier, and the organic designation here means the raw material has been grown and processed to organic standards.

Frequently Asked.

Why would I take sea moss instead of a standard iodine supplement?

Sea moss delivers iodine alongside a broader range of naturally occurring trace minerals, rather than iodine in isolation. Some people prefer a whole-food-derived source for this reason. That said, a dedicated iodine supplement gives you more precise dosing control — check the packaging here to see whether the iodine level meets your specific target.

Is this safe to take if I have a thyroid condition?

Not without speaking to your doctor or endocrinologist first. Sea moss contains iodine, and both excess and insufficient iodine can affect thyroid function. If you are on levothyroxine or any other thyroid medication, always discuss new iodine-containing supplements with your prescribing clinician.

How long before I notice a difference?

Micronutrient replenishment is a slow process. Most people would not expect to notice anything in the first week or two. If you are supplementing to address a confirmed deficiency, retesting via a blood panel after two to three months is the most reliable way to assess impact.

Can I take this alongside other supplements?

Generally yes, but be mindful of total iodine intake if you are already taking a multivitamin, kelp, or other seaweed-based products. Stacking multiple iodine sources can push intake above recommended levels. Check the labels of everything you are taking and, if in doubt, ask a clinician.

Is this suitable for vegans?

Irish sea moss itself is plant-derived. Check the capsule shell material on the product packaging to confirm whether the capsules used are suitable for vegans, as this can vary by batch or formulation.

Customer Reflections

Overall Sentiment

4.819 reflections

1 – 6 of 19 reflections

Finally found a clean sea moss supplement

4 months ago

I've been trying to get more iodine into my diet since cutting out dairy, and this has been a straightforward way to do it. No fillers, no odd smell, just the capsules. I've been taking them for about six weeks and my energy feels more consistent. Can't say whether it's this specifically or the broader diet changes, but I'll keep reordering.

Does what it says

4 months ago

Solid supplement. Organic, single ingredient, no nonsense. Exactly what I wanted.

Good product but the capsule count feels low for the price

5 months ago

Really happy with the quality — organic and no added anything, which is rare at this price point. My only gripe is that the bottle doesn't last as long as I'd like for £14.99. You go through them fairly quickly if you're taking the recommended dose daily. Product itself is great though, and I've noticed my nails seem a bit stronger.

5 months ago

Bought after a friend recommended it for thyroid support — she'd spoken to her GP first and suggested I do the same, which I did. Been taking it for two months now and feel good about it as part of my morning routine. Love that it's single ingredient.

Great mineral source

5 months ago

I stack these with magnesium glycinate and a B-complex. This covers the iodine and potassium side of things nicely. Capsules are easy to swallow, no aftertaste. Would buy again without hesitation.

Really pleased with this

5 months ago

Switched from a gel version I was mixing into smoothies — much prefer capsules, honestly. No faff, no seaweed taste. Three weeks in and my digestion does seem a bit more settled, whether that's the sea moss or not I can't say for certain.

Irish Sea Moss, Organic

About This Product.

How to Take It

Frequently Asked.

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