8g per tablespoon
Do not let the fact that spirulina is blue-green algae sway you from giving it a go. When dried and powdered, this food is 60 percent protein and has a complete amino acid profile like quinoa.
In other words, spirulina is immediately converted over to muscle-building and recovery power upon digestion. A single tablespoon delivers 8 grams of protein for a mere 45 calories, as well as half the day’s recommended intake of vitamin B12. Put it in a smoothie or make green eggs and ham.