DHC Fukoidan — Fucoidan, 30 days supply.DHC Fukoidan (Mekabu Seaweed Extract) 30 Day Supply DHC Fukoidan is a Japanese food supplement built around fucoidan, a natural polysaccharide found in the smooth, slippery texture of brown seaweed. DHC sources it from mekabu the frilled base of the wakame plant and concentrates the extract so that its fucoidan content exceeds 80%. Seaweed has been part of the everyday Japanese diet for centuries, and this supplement is a simple, convenient way to add