HerbMate Library

Kelp

Various brown seaweeds (e.g., Laminaria spp.)

Food/Supplementiodinethyroidmineralsseaweed

Kelp is a seaweed source of iodine and minerals. It can support iodine intake, but it’s easy to overdo—especially for thyroid issues. With kelp, more is not better.

Key Benefits

Iodine source to support normal thyroid hormone production (if deficient)
Mineral-rich sea vegetable as a food addition
Sometimes used in trace-mineral blends

Common Issues It May Help With

low iodine intake (diet-related)
general mineral intake support

How To Use (Simple)

Food: small amounts of seaweed/kelp in soups or seasoning
Supplements: follow label carefully (iodine content varies a lot)
If using for thyroid reasons, consider clinician guidance

Taste / Notes

Salty, ocean-like, savory (umami).

Evidence Level

Iodine is essential; benefits depend on deficiency status. Excess iodine can worsen thyroid problems.

Cautions

Use caution with any thyroid condition (hypo/hyper/Hashimoto’s). Avoid high-dose kelp supplements unless guided. Quality matters due to possible heavy metal contamination in some seaweeds.

Interactions

Thyroid medications: iodine shifts can affect thyroid levels. Monitor and consult clinician if using regularly.

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