Seaweed Flashcards
(16 cards)
What are the three main types of macroalgae (seaweed)?
Red algae - e.g. dulse, nori, laver.
Brown algae - e.g. kelp, bladderwrack, wakame.
Green algae - e.g. sea lettuce, spongeweed.
What energetic properties are associated with seaweed?
Cooling and moistening — helps with dryness and heat.
Which key nutrients are found in seaweed?
Iodine, iron, calcium, omega-3s, amino acids, and vitamins (especially B12 in nori).
What antioxidant is found in brown seaweed and what does it do?
Fucoxanthin — it reduces oxidative stress and inflammation.
How does seaweed support thyroid function?
It provides iodine and tyrosine, both essential for producing thyroid hormones T3 and T4.
Which type of seaweed is most effective for low thyroid function?
Bladderwrack — it’s rich in bioavailable iodine and amino acids.
How does seaweed assist with weight management?
Low in calories, high in nutrients and fibre. Fibre increases satiety. Fucoxanthin upregulates expression of ‘mitochondrial uncoupling protein 1 (UCP1)’. A key molecule in metabolic thermogenesis- decreasing fat accumulation.
How does seaweed affect blood sugar?
Improves insulin sensitivity by influencing the tyrosine phosphatase enzyme (enhancing the effects of insulin).
How does seaweed support heart health?
Lowers triglycerides and improves cholesterol balance (LDL:HDL) due to the gel-forming fibre increases satiety seaweed which can bind to cholesterol in the intestinal lumen leading to increased clearance of cholesterol.
What digestive benefits does seaweed offer?
It is high in fibre which enhances growth of beneficial bacteria, supporting tight GI junctions) and bowel elimination. Soothes and nourishes inflamed digestive tract - ulcers, constipation, colitis.
How is seaweed used in skincare?
In baths, masks, and wraps for hydration and to help with acne, eczema, and psoriasis.
What is a therapeutic daily dose of seaweed?
About 1 tablespoon per day.
Name some culinary uses of seaweed.
In soups, salads, sushi, rice dishes, or sprinkled dried on food.
What safety concern is associated with seaweed consumption?
Potential accumulation of toxic heavy metals (e.g., mercury, cadmium); use clean, organic sources.
What are kelp noodles and why are they popular?
A gluten-free alternative made from seaweed, used in low-carb or allergy-friendly diets.
What are the benefits and clinical applications of seaweed?
- Antioxidant and anti- inflammatory.
- Low thyroid function.
- Healthy weight management.
- Blood sugar control.
- Elevated blood lipids (heart health).
- Digestion and GIT health.
