I think the breeder is confusing the benefits of "Blue-green" algae or Spirulina with the common green algae that grows in water.
I've used Spirulina for years. Here's some info...
Spirulina Green Food Algae Benefits
Spirulina helps the body to detox in a natural way and helps reduce cholesterol.
Spirulina is a single cell type of algae that thrives in warm alkaline fresh water. Spirulina is one of the most natural, clean foods that can be found in nature. Benefits of spirulina include: natural Beta-Carotene, Vitamin D and GLA (Gamma Linolenic Acid). Spirulina contains all nine essential Amino Acids. It is extremely high in natural protein, much higher than beef.
Spirulina is a food that has extremely long shelf life. It contains 26 times the calcium of milk and has a good supply of niacin and phosphorus. It is of great help to almost any kind of ailment known to mankind. It helps build the blood, gives energy, and strengthens cells and tissue. Spirulina helps balance blood sugar and satisfies hunger.
Spirulina balances RNA/DNA, it helps the brain function and gives better mental clarity. Energy is noticed in a few short days as well as a keen alertness. Spirulina is a complete protein, contains the complete Complex vitamins and the essential Trace Minerals and Fatty Acids.
Spirulina benefits help the body to detox in a natural way and eventually will rid the body of toxic poisons. It helps the body with mineral absorption and helps reduce cholesterol.
The name Spirulina is derived from the word Helix, meaning a normal spiral of Electric Charge. This is interpreted to mean - to help correct the body polarity. This along with Bee Pollen make the greatest boon to the puzzle of why do some people seem to always be sick or shopping for a doctor to help them with their chronic fatigue, depression. anxiety, nervousness, sleeplessness, hypochondria and many other problems.
Green algae extract can boost the body's immune response to flu vaccine, says a Canadian study. Researchers from Dalhousie University in Halifax, Nova Scotia, and Ocean Nutrition Canada found that taking a carbohydrate extract of green algae in pill form greatly boosted the immune response to the flu vaccine in people aged 50 to 55.
This is the first published human study to show how a derivative of food source algae improves the body's immune response to the influenza vaccine. The study appears in the current issue of the Canadian Medical Association Journal.
BENEFITS OF SPIRULINA:
Stimulates immune system to destroy invading disease organisms.
Potentiates the immune system.
Helps to sanitize the bowel by detoxifying the colon and promoting the growth of friendly bacteria.
Promotes tissue repair in wounds and burns and has anti-infectious properties.
Decreases cholesterol levels.
Works as an anti-inflammatory, helping to reduce the inflammation.
Provides superior nutritional support as one of nature's whole foods for anyone who is weakened by disease, alcohol or drug abuse.
Helps to balance RNA/DNA (nucleic acids)
Curbs the appetite and helps to stimulate the metabolism.
Works like an antioxidant in detoxifying the body of pollutants.
Spirulina grows naturally in Lake Chad and Lake Nakuru in Africa and in Lake Texcoco in Mexico. Spirulina is not actually a marine algae.
Spirulina is carefully cultivated in special water-farms in subtropical regions. Spirulina is farmed in Hawaii, California, Thailand, Taiwan, India, China and elsewhere. The farms are situated in subtropical areas around latitude 20.