Palmariaceae
Dulse
Palmaria palmata
⚠ Use with Caution
Safe in Pregnancy
Native to: North Atlantic, North Pacific Oceans
Also known as: Dulse Seaweed, Dilsk, Red Dulse, Dillisk
Wikimedia Commons / CC BY-SA
Parts Used
Whole
Therapeutic Uses
Nutritional supplementation (rich protein, B12 — vegan source), thyroid support, iodine deficiency, immune support, gut health.
Herbal Actions
Nutritive, thyroid supportive (iodine), antioxidant, antiviral, prebiotic
Active Constituents
Protein (21% dry weight — complete with all essential amino acids), iodine (variable), potassium, vitamins B6 and B12, omega-3 fatty acids, fucoxanthin, phycoerythrin
Preparation Methods
Powder☕ Herbal Tea💊 Capsule
Traditional Preparation Notes
| Herbal Tea | 1–2 tsp dried flakes per day added to food or brewed as tea |
| Tincture | Powder: 5–10g daily (sprinkle on food). Capsules: 500mg 3x daily. |
| Notes | Vegan B12 source (though absorption variable). Iodine content varies significantly — consistent dosing requires standardization. Umami flavor — versatile culinary ingredient. Heavy metal accumulation possible — source from clean waters. |
Safety Information
Safety Rating
⚠ Use with Caution
Pregnancy
Safe in Pregnancy
Drug Interactions
Possible — consult doctor
Contraindications: Heavy metal contamination risk from polluted waters — source carefully. High iodine — caution in thyroid conditions. Anticoagulants (vitamin K).
Side Effects: Heavy metal accumulation (chronic high intake). Iodine excess (thyroid disruption). Generally very safe from clean sources.