Please choose the correct ending to complete the given sentence: Health: [header] How to do oil pulling [title] Purchase a variety of cold-pressed organic oil. [step] Some oil pullers suggest that sesame oil is the most effective oil for oil pulling, while others prefer the taste and texture of coconut oil. Consider alternating oil varieties every couple of days to get the full benefit of all the oils and see what works best for you.

Ending1: [substeps] You can also make your own oil change into oil by adding a little ground coconut instead of honey. [title] Warm a burner set to high. Ending2: [substeps] A size 10 oil bag is about the length of a dime. Make sure the skin on both sides is completely clear. Ending3: [substeps] Virgin olive oil and sunflower oil are also commonly used for oil pulling. Avoid canola oil and other varieties processed with additives. Ending4: [substeps] For example, you could use lemon oil for oil pulling. [title] Oil the sweat glands on your face using sulfate-free sunscreen.

Answer format: ending1/ending2/ending3/ending4