Please choose the correct ending to complete the given sentence: Health: [header] How to lower pth levels naturally [title] Have your vitamin d and calcium levels checked. [step] High pth levels can develop when your body isn't getting enough calcium or vitamin d. however, you shouldn't just start popping these pills. You need to determine if you have a deficiency first.

Ending1: Find an over-the-counter vitamin d supplement that lists benefits at each dose. [substeps] A good example would be linux or glyomax. Ending2: Seek out a vitamin d deficiency check from your doctor before you start taking additional supplements. Vitamin d can affect your body chemistry, particularly fat, so aim to make a super special supplement to reduce your fat. Ending3: If you are getting low levels due to hormonal changes or your body doesn't get enough calcium, this may be a stage of pth deficiency. [title] Take an iodized salt supplement. Ending4: [substeps] Often this condition develops because you're having trouble absorbing these vitamins from your diet, which likely means you're having digestive issues. In that case, you'll likely need to treat the underlying cause first.

Answer format: ending1/ending2/ending3/ending4