Port Isaac Cornish Seaweed salt PreviousVintage style Port Isaac lifeboat poster NextCornish Sea Salt Co. Cornish Seaweed salt Cornish Seaweed salt £3.50 Cornish Seaweed Salt from The Cornish Seaweed Company.hand harvested in Cornwall. Use instead of regular salt for a delicious alternative. 70g pot. Quantity: Add To Cart Facebook0 Twitter Reddit Tumblr