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North Atlantic Kelp Natural Iodine
RIVERGROVE
Atlantic Kelp
NATURAL IODINE
Greens

North Atlantic Kelp

Natural Iodine
4.8 · 8 reviews
$18.70
$22.00
· 120 capsules · 60 servings
1
vegangluten freesugar free
150mcg whole-food iodine
From cold-water Icelandic kelp
Thyroid support without megadosing
COA on every batch
Clean-label promise
3rd-party tested
Free ship $75+
The story

Why we made this

Iodine deficiency is quietly returning as fewer people eat iodized salt. Kelp is nature's most bioavailable form.

Certifications
Third-Party TestedNon-GMOcGMP FacilityCOA On Every BatchWild-Harvested
How to use

1 capsule daily with food.

Who it's for

Thyroid support, low-salt eaters, plant-based users.

Ingredients

What's inside

Icelandic kelp (Ascophyllum nodosum).

Sourcing

Where it comes from

Hand-harvested from the fjords of western Iceland.

Certificate of Analysis · Batch #1919
Supplement facts
Supplement Facts
Serving Size: 1 capsule
Amount / Serving% DV
Iodine 150mcg100%
† Daily Value not established.
Pairs well with

Stack it with

Reviews

4.8 out of 5 · 8 verified reviews

Mar 12, 2026
Genuinely clean

Third-party COA on the website sold me. North Atlantic Kelp has become part of my morning stack — no chalky aftertaste and no bloat.

Sarah K. · Verified buyer
Feb 28, 2026
Noticeable within a week

I train five days a week and recovery has been sharper. Ingredient list reads like a dietitian wrote it, which is basically the case.

Devon M. · Verified buyer
Feb 04, 2026
Great, wish tub was bigger

Flavor is subtle in the best way. I'd love a family-size option of North Atlantic Kelp.

Priya R. · Verified buyer
Jan 22, 2026
Best in class

Tried AG1 and Ritual before this. Rivergrove wins on transparency and taste. Subscribe-and-save makes it a no-brainer.

Marcus T. · Verified buyer
Jan 10, 2026
My dietitian recommended it

She specifically flagged the sourcing standards. I've been on it three months and my labs improved at my last check-in.

Jenna L. · Verified buyer
Dec 18, 2025
Solid daily

Mixes clean in water, no gritty settle. Packaging is a little bulky but I'll take it for the quality.

Owen P. · Verified buyer
Dec 02, 2025
Finally a brand I trust

I'm picky about what goes in my body during pregnancy planning. Rivergrove passed my OB's review.

Camille V. · Verified buyer
Nov 14, 2025
Worth the price

You get what you pay for. North Atlantic Kelp is not the cheapest option but the quality is obvious after two weeks.

Ben H. · Verified buyer

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