Contamination of spirulina supplements with toxins from blue-green algae raises safety concerns.
Pregnancy is a very vulnerable time, and requires an even higher level of dietary vigilance:
- The Wrong Way to Detox
- Diet Soda & Preterm Birth
- Preventing Childhood Allergies
- American Vegans Placing Babies at Risk
- Meat Fumes: Dietary Secondhand Smoke
- Pregnant Vegans at Risk for Iodine Deficiency
- Chamomile Tea May Not Be Safe during Pregnancy
- Dangerous Advice from Health Food Store Employees
- Hair Testing for Mercury before Considering Pregnancy
Some supplements are risky for everyone, though; see Safety of Noni & Mangosteen Juice.
I’ve previously addressed green powders in:
If one wants something to sprinkle on their popcorn, I’d recommend chlorella instead (see Is Chlorella Good for You?).
For further context, check out my associated blog post: Toxin Contamination of Spirulina Supplements.