Edible seaweeds of all kinds contain 5-10 parts per billion (ppb) of mercury (compared with 350 ppb for canned light tuna). For an average person of 70 kg (154 lbs) consuming more than 7 µg (micrograms) of mercury per day is considered unsafe. read more
Edible seaweeds of all kinds contain 5-10 parts per billion (ppb) of mercury (compared with 350 ppb for canned light tuna). For an average person of 70 kg (154 lbs) consuming more than 7 µg (micrograms) of mercury per day is considered unsafe. To get that much mercury from edible seaweed, you would need to consume about 1 kg. per day of dry seaweed. read more
The three types are elemental (or metallic) mercury, inorganic mercury compounds, and organic mercury compounds. Organic mercury is the most dangerous form of mercury to human health. Methylmercury, the most predominant form of organic mercury, is the form that poses a risk through fish consumption. read more