The ingredients in Optimal PC softgels are not known to contain sulfur, however there is no testing done to verify whether any of the ingredients are derived from sulfur-containing sources.

### Articles in this section

- What is the ratio of Omega 3 to Omega 6 in Optimal PC softgels?
- What are Optimal PC softgels derived from?
- What is the expiration date of Optimal PC softgels?
- Do Optimal PC softgels contain corn or grain-derived ingredients?
- Are Optimal PC softgels suitable for vegans and vegetarians? If not, why?
- Are Optimal PC softgels safe to use while pregnant or breastfeeding?
- Can Optimal PC softgels be used for children?
- Are there any side-effects or precautions when using Optimal PC softgels?
- Are Optimal PC softgels free of magnesium stearate?
- Do Optimal PC softgels contain sulfur?

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