Cast Iron Ultimate Bundle vs Carrington Farms Hemp Oil: which is safer?

Cast Iron Ultimate Bundle is our pick: better on PFAS and on the overall hazard picture.

Our pick

Cast Iron Ultimate Bundle

Coconut Oil

Cast Iron Ultimate Bundle

PFAS grade

Excellent 90/100

Overall grade

Excellent 82/100

Verdict

Buy

Hazard flags

⚑ 2

Material

cast iron, bare or seasoned with coconut oil

Confidence

92%

PossibleIron leaching into food

PossibleRust and surface degradation

Carrington Farms Hemp Oil

Hemp Oil

Carrington Farms Hemp Oil

PFAS grade

Excellent 80/100

Overall grade

Excellent 76/100

Verdict

Buy

Hazard flags

⚑ 1

Material

Hemp seed oil, liquid cooking oil

Confidence

82%

PossibleOxidation and rancidity from polyunsaturated fat content

Where these two actually differ

  • We flag Iron leaching into food and Rust and surface degradation on the Coconut Oil and not on the Hemp Oil.
  • We flag Oxidation and rancidity from polyunsaturated fat content on the Hemp Oil and not on the Coconut Oil.
  • The Coconut Oil is cast iron, bare or seasoned with coconut oil where the Hemp Oil is Hemp seed oil, liquid cooking oil, which is most of the difference in these two grades.

Both products run through the same public rubric: materials, coatings, brand disclosure, lab findings, and recalls, plus a beyond-PFAS hazard analysis. Grades are model-based estimates, not lab tests. How grades work →

More cast iron cookware seasoning & oil: see the full ranking