" Opioids (Hydrocodone, Oxycodone, Morphine) Nutrient Depletions — Evidence-Based Replenishment Guide | Evidence Based Longevity
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Drug Nutrient Depletion Guide

Opioids: What It Depletes and How to Replenish

Long-term opioid therapy is associated with clinically documented depletion of 3 key nutrients, including hormones critical to musculoskeletal health and immune function.

Brand names: Vicodin, OxyContin, Percocet, MS Contin

This page is educational content based on published clinical trials. All supplement recommendations should be discussed with your prescribing physician before implementation. Evidence ratings follow the same RCT-first methodology used across the full Evidence Based Longevity database.
3 Documented Depletions · RCT Evidence
1
Testosterone / DHEA
Critical Depletion Risk
How It Depletes

Opioids suppress the hypothalamic-pituitary-gonadal (HPG) axis, dramatically reducing LH and FSH, which drives testosterone and DHEA to near-castrate levels in many long-term users. Affects both men and women.

Clinical Evidence

Daniell et al. (J Pain, 2002) — 90% of men on long-term intrathecal opioids were hypogonadal. Brennan et al. (Am J Med, 2013) — opioid-induced androgen deficiency confirmed across multiple drug classes.

Symptoms of Deficiency

Low libido, erectile dysfunction, fatigue, depression, muscle loss, osteoporosis, anemia

Evidence-Based Replenishment

Test total/free testosterone, DHEA-S, LH, FSH. DHEA 25–50 mg may partially support androgen synthesis. Testosterone replacement may be warranted — requires prescribing physician evaluation.

View on Fullscript: Life Extension DHEA 25mg

Discuss with your physician before adjusting supplementation. This is educational content, not medical advice.

2
Vitamin C
Moderate Depletion Risk
How It Depletes

Opioids increase oxidative stress and inflammatory burden; chronic pain states also increase Vitamin C turnover. Opioid-using patients consistently show lower plasma ascorbate levels.

Clinical Evidence

Carr et al. (Nutrients, 2017) — IV Vitamin C reduces opioid requirements post-surgery by 19–33%. Plasma depletion documented in chronic pain populations.

Symptoms of Deficiency

Poor wound healing, immune suppression, fatigue, joint pain, easy bruising

Evidence-Based Replenishment

Vitamin C 1,000–2,000mg daily in divided doses. Buffered or liposomal forms for GI tolerance.

View on Fullscript: Thorne Buffered Vitamin C

Discuss with your physician before adjusting supplementation. This is educational content, not medical advice.

3
Magnesium
Moderate Depletion Risk
How It Depletes

Opioid-induced constipation and GI motility changes reduce magnesium absorption. Stress response from chronic pain states increases urinary magnesium excretion via cortisol pathway.

Clinical Evidence

Crosby et al. (Anesthesiology, 2000) — magnesium supplementation significantly reduces opioid consumption and pain scores post-operatively. Low serum magnesium common in chronic opioid users.

Symptoms of Deficiency

Muscle cramping, insomnia, anxiety, constipation, headaches

Evidence-Based Replenishment

Magnesium glycinate or malate 300–400mg daily. Glycinate preferred for constipation-prone patients.

View on Fullscript: Thorne Magnesium Bisglycinate

Discuss with your physician before adjusting supplementation. This is educational content, not medical advice.

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