Drug-induced nutrient depletion

Teriparatide & Nutrient Depletion

Also searched as Forteo, Bonsity. What the clinical evidence reports, what it may mean, and what to discuss with your pharmacist.

Medical content reviewed by Dr. Brian Staiger, PharmD, BCPS · Last reviewed July 2026
1Nutrient association
Insignificant DepletionHighest rating
The bottom line

Teriparatide has been associated with depletion of PHOSPHATE SALTS. This does not mean a deficiency will occur — it means these are worth knowing about and, if you take Teriparatide long-term, worth raising with your pharmacist or healthcare provider.

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The evidence

Reported nutrient depletions with Teriparatide

Each record below is shown as published in our licensed clinical database, with its evidence rating and citations. Expand a section for food sources and talking points.

PHOSPHATE SALTS

Insignificant Depletion

TERIPARATIDE (Forteo)

Taking teriparatide reduces phosphate levels in the blood for about 2 hours; however, this reduction is transient.
Teriparatide is a fragment of human parathyroid hormone which increases urinary phosphate excretion and decreases serum phosphate similarly to the naturally occurring hormone. After a single dose of teriparatide, serum phosphate levels fall for about 2 hours and then recover to baseline. This recovery also seems to continue even with several years of treatment, with patients having either no change in serum phosphate levels, or a small decrease which remains within the normal range. Phosphate supplements are not necessary with teriparatide.
Taking Teriparatide? A supplement is not needed for most patients. ⓘ
Dr. Brian Staiger, Pharm.D explains

Phosphate is a mineral your body uses for bone strength, energy production, and cell function. Teriparatide works like a fragment of the body's natural parathyroid hormone, and one of that hormone's known effects is telling the kidneys to release more phosphate into the urine, which briefly dips blood phosphate levels for roughly two hours after each dose. The good news is that levels bounce back on their own, and even with years of use, most patients stay comfortably in the normal range. This one is rated insignificant, so a phosphate supplement is not something most people need to think about while on this medication.

Learn more about this nutrient: Phosphate Salts — uses, safety & interactions

References (6)
  1. Heaney RP, Nordin BE. Calcium effects on phosphorus absorption: implications for the prevention and co-therapy of osteoporosis. J Am Coll Nutr 2002;21:239-44.. PubMed
  2. Lindsay R, Nieves J, Henneman E, et al. Subcutaneous administration of the amino-terminal fragment of human parathyroid hormone-(1-34): kinetics and biochemical response in estrogenized osteoporotic patients. J Clin Endocrinol Metab 1993;77:1535-9. PubMed
  3. Winer KK, Yanovski JA, Cutler GB Jr. Synthetic human parathyroid hormone 1-34 vs calcitriol and calcium in the treatment of hypoparathyroidism. JAMA 1996;276:631-6. DOI
  4. Lindsay R, Nieves J, Formica C, et al. Randomized controlled study of the effect of parathyroid hormone on vertebral-bone mass and fracture incidence among postmenopausal women on oestrogen with osteoporosis. Lancet 1997;350:550-5.
  5. Winer KK, Ko CW, Reynolds JC, et al. Long-term treatment of hypoparathyroidism: A randomized controlled study comparing parathyroid hormone (1-34) versus calcitriol and calcium. J Clin Endocrinol Metab 2003;88:4214-20.
  6. Finkelstein JS, Klibanski A, Arnold AL, et al. Prevention of estrogen deficiency-related bone loss with human parathyroid hormone-(1-34): a randomized controlled trial. JAMA 1998;280:1067-73. PubMed
Important

This tool is educational and is not a substitute for professional medical advice. An association is not a diagnosis and does not mean a deficiency will occur. Always talk to your pharmacist or healthcare provider before starting, stopping, or changing any medication or supplement.

Disclaimer: This checker finds which nutrients might be depleted by prescription or over-the-counter medications. Each nutrient depletion issue is rated based on clinical significance. Use your own professional judgment prior to making clinical decisions.

© 2026 Therapeutic Research Center Licensed records refresh weekly · last updated July 3, 2026.
Keep exploring

More about Teriparatide

Understand the basics

What drug-induced nutrient depletion means

Some medications can, over time, lower the levels of certain vitamins, minerals, or other nutrients — through reduced absorption, increased loss, or changes in how the body uses them.

Association is not deficiency

An entry here means a depletion has been reported or studied — not that it happens to everyone, or that you are deficient. Dose, duration, diet, and your own health all matter.

Evidence varies by pair

Some drug–nutrient links (like metformin and vitamin B12) are well studied; others rest on limited or preliminary research. Each entry shows the evidence rating from our licensed clinical database.

When to ask about labs

If you take an associated medication long-term, ask your healthcare provider whether monitoring is appropriate for you. Not everyone needs testing — your provider can weigh your dose, duration, and symptoms.

Don't self-supplement blindly

Supplements are not risk-free: some can interact with medications, and some (like potassium or magnesium) can be risky with kidney disease. Talk to your pharmacist before adding anything.

Never stop a medication over this

These medications are prescribed for good reasons, and the benefit usually far outweighs a manageable nutrient consideration. Any change belongs in a conversation with your prescriber.

Food first, usually

For many nutrients, a varied diet covers the gap. Each entry lists common food sources; a supplement is a decision to make with your pharmacist or provider, not a default.

Common questions

Teriparatide & nutrients: FAQs

Does Teriparatide deplete PHOSPHATE SALTS?
Teriparatide has been associated with lower PHOSPHATE SALTS levels in the clinical literature — see the evidence rating and details above. An association is not a guarantee: dose, duration, diet, and your own health all matter. If you take Teriparatide long-term, ask your healthcare provider whether checking your PHOSPHATE SALTS status is appropriate.
Should I take a supplement because I take Teriparatide?
Not automatically. The right first step is usually a conversation with your pharmacist or provider — they can weigh your dose and duration, decide whether testing makes sense, and recommend food-first strategies or a supplement if genuinely needed. Some supplements can interact with medications, so do not add one without checking.
Should I stop taking Teriparatide?
No — never stop a prescribed medication because of a nutrient association. Teriparatide is prescribed for good reasons, and nutrient considerations are usually manageable with monitoring or diet. Any change to your medication belongs in a conversation with your prescriber.
Where does this information come from?
The depletion records come from the Natural Medicines (Therapeutic Research Center) database — an evidence-graded clinical reference — and are displayed as published, with their citations. The plain-English context is written and reviewed by licensed HelloPharmacist pharmacists.

Questions about Teriparatide and your nutrition?

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Sources

Sources & How We Checked

Nutrient depletion records for Teriparatide are evidence-graded and sourced from the Natural Medicines database, and are displayed as published with their citations.

Content is written and reviewed by licensed HelloPharmacist pharmacists. See our data sources and editorial standards for how this information is built and checked.