Arginine for Wound Healing and Immune Recovery

Arginine is a key immunonutrient alongside glutamine. Supplementation may enhance immune function in surgical patients and those with malnutrition by supporting nitric oxide-dependent pathogen killing by macrophages and tissue repair.

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The Bottom Line

Key Study Findings

Systematic Review n=1085

The Role of Glutamine and Arginine in Wound Healing of Pressure Ulcers: A Systematic Review.

Dose: None vs: Standard care or placebo Outcome: Wound healing time and wound size reduction Effect: Wound size reduction 18.6-98.2% over 2-20 weeks None

Population: Adults with pressure ulcers (15 studies)

Other

PRMT1-Mediated Arginine Methylation Promotes Corneal Epithelial Wound Healing via Epigenetic Regulation of ANXA3.

Dose: None vs: Wild-type mice and control HCECs Outcome: Corneal epithelial wound healing Effect: None None

Population: Murine corneal wound model and human corneal cells

In Vitro

Glucose-responsive multifunctional hydrogel incorporating GOx@ZIF-8 for NO/Zn2+-mediated antibacterial and pro-angiogenic diabetic wound healing.

Dose: None vs: None Outcome: Diabetic wound healing Effect: None None

Population: Diabetic wound model

In Vitro

Microenvironment-responsive MOF nanozymes armored cryogels promoted wound healing via rapid hemostasis, infection elimination and angiogenesis.

Dose: None vs: None Outcome: Diabetic wound healing Effect: None None

Population: Diabetic wound animal model

Other

Arginine-Nanoenzyme with Timely Angiogenesis for Promoting Diabetic Wound Healing.

Dose: None vs: Untreated diabetic wound controls Outcome: Diabetic wound healing via angiogenesis Effect: None None

Population: Diabetic ulcer mice model

Other

Liraglutide Promotes Diabetic Wound Healing via Myo1c/Dock5.

Dose: None vs: None Outcome: None Effect: None None

Population: Diabetes patients

Key Statistics

Studies

600

Participants

↑

Positive

Grade

Referenced Papers

Microenvironment-responsive MOF nanozymes armored cryogels promoted wound healing via rapid hemostasis, infection elimination and angiogenesis. Other

Journal of controlled … 2025 16 citations

Glucose-responsive multifunctional hydrogel incorporating GOx@ZIF-8 for NO/Zn2+-mediated antibacterial and pro-angiogenic diabetic wound healing. Other

Journal of colloid … 2025 8 citations

PRMT1-Mediated Arginine Methylation Promotes Corneal Epithelial Wound Healing via Epigenetic Regulation of ANXA3. Other

Investigative ophthalmology & … 2025 4 citations

The Role of Glutamine and Arginine in Wound Healing of Pressure Ulcers: A Systematic Review. Systematic Review

Wound repair and … 2025 2 citations

Arginine-Nanoenzyme with Timely Angiogenesis for Promoting Diabetic Wound Healing. Other

ACS applied materials … 2024 27 citations

Liraglutide Promotes Diabetic Wound Healing via Myo1c/Dock5. Other

Advanced science (Weinheim, … 2024 15 citations

Impact of oral nutritional supplement composition on healing of different chronic wounds: A systematic review. Systematic Review

Nutrition (Burbank, Los … 2024 12 citations

l-Arginine-Loaded Oxidized Isabgol/Chitosan-Based Biomimetic Composite Scaffold Accelerates Collagen Synthesis, Vascularization, and Re-epithelialization during Wound Healing in Diabetic Rats. Other

ACS applied bio … 2024 4 citations

Arginine deprivation/citrulline augmentation with ADI-PEG20 as novel therapy for complications in type 2 diabetes. Other

Molecular metabolism 2024 3 citations

Effectiveness of glutamine and arginine in wound healing of pressure ulcers: A systematic review protocol. Other

Journal of tissue … 2024 2 citations

Ultrasound-Augmented Multienzyme-like Nanozyme Hydrogel Spray for Promoting Diabetic Wound Healing. Other

ACS nano 2023 237 citations

A click chemistry-mediated all-peptide cell printing hydrogel platform for diabetic wound healing. Other

Nature communications 2023 120 citations

Preparation and evaluation of a novel alginate-arginine-zinc ion hydrogel film for skin wound healing. Other

Carbohydrate polymers 2023 86 citations

Neutrophil Extracellular Traps Delay Diabetic Wound Healing by Inducing Endothelial-to-Mesenchymal Transition via the Hippo pathway. Other

International journal of … 2023 76 citations

Antibacterial self-healing bilayer dressing for epidermal sensors and accelerate wound repair. Other

Carbohydrate polymers 2023 32 citations

A phellinus igniarius polysaccharide/chitosan-arginine hydrogel for promoting diabetic wound healing. Other

International journal of … 2023 31 citations

Microarray needles comprised of arginine-modified chitosan/PVA hydrogel for enhanced antibacterial and wound healing potential of curcumin. Other

International journal of … 2023 27 citations

Tannic acid-loaded chitosan-RGD-alginate scaffolds for wound healing and skin regeneration. Other

Biomedical materials (Bristol, … 2023 15 citations

Protein Arginine Methyltransferases Refine the Classification of Clear Cell Renal Cell Carcinoma with Distinct Prognosis and Tumor Microenvironment Characteristics. Other

International journal of … 2023 11 citations

Keratin-based wound dressings: From waste to wealth. Review

International journal of … 2022 77 citations

A Systematic Review of Oral Nutritional Supplement and Wound Healing. Systematic Review

The Annals of … 2022 31 citations

Effects of arginine glutamate (RE:pair) on wound healing and skin elasticity improvement after CO2 laser irradiation. Other

Journal of cosmetic … 2022 10 citations

The use of oral and enteral tube-fed arginine supplementation in pressure injury care: A systematic review and meta-analysis. Meta-Analysis

Nursing open 2022 9 citations

Arginine methylation in the epithelial-to-mesenchymal transition. Review

The FEBS journal 2022 8 citations

Role of L-Arginine in Nitric Oxide Synthesis and Health in Humans. Other

Advances in experimental … 2021 206 citations

The Effect of Amino Acids on Wound Healing: A Systematic Review and Meta-Analysis on Arginine and Glutamine. Meta-Analysis

Nutrients 2021 123 citations

Advances and impact of arginine-based materials in wound healing. Review

Journal of materials … 2021 36 citations

[Nutrition in the prevention and healing of chronic wounds. Importance in improving the diabetic foot]. Other

Nutricion hospitalaria 2021 20 citations

Nutritional interventions for treating foot ulcers in people with diabetes. Meta-Analysis

The Cochrane database … 2020 33 citations

Nutrition and Wound Healing: An Overview Focusing on the Beneficial Effects of Curcumin. Review

International journal of … 2019 265 citations

Effectiveness of Arginine Supplementation on Wound Healing in Older Adults in Acute and Chronic Settings: A Systematic Review. Systematic Review

Advances in skin … 2019 18 citations

Arginine Silicate Inositol Complex Accelerates Cutaneous Wound Healing. Other

Biological trace element … 2017 10 citations

When Is It Appropriate to Use Arginine in Critical Illness? Review

Nutrition in clinical … 2016 42 citations

A nutritional formula enriched with arginine, zinc, and antioxidants for the healing of pressure ulcers: a randomized trial. RCT

Annals of internal … 2015 110 citations

Nutrition optimization prior to surgery. Review

Nutrition in clinical … 2014 131 citations

M1 and M2 Macrophages: Oracles of Health and Disease. Review

Critical reviews in … 2012 969 citations

Efficacy of vitamin supplementation in situations with wound healing disorders: results from clinical intervention studies. Review

Current opinion in … 2009 66 citations

Assessment and nutritional aspects of wound healing. Review

Current opinion in … 2008 240 citations

Nutrition and wound healing. Review

Plastic and reconstructive … 2006 98 citations

Arginine supplementation and wound healing. Review

Nutrition in clinical … 2005 247 citations

Arginine and cancer. Review

The Journal of … 2004 181 citations

Cellular and physiological effects of arginine. Review

Mini reviews in … 2004 178 citations

Arginine physiology and its implication for wound healing. Review

Wound repair and … 2003 306 citations

Nutrition and wound healing. Review

The Surgical clinics … 2003 16 citations

Nutritional support for wound healing. Review

Alternative medicine review … 2003

Arginine and wound healing. Other

Advances in skin … 2001 10 citations

Cytokines and L-arginine in renal injury and repair. Review

The American journal … 1994 91 citations

Nutrition and wound healing. Review

JPEN. Journal of … 1994 72 citations

Arginine enhances wound healing and lymphocyte immune responses in humans. RCT

Surgery 1990

Wound healing and thymotropic effects of arginine: a pituitary mechanism of action. Other

The American journal … 1983 135 citations

Dosage & Usage

mg = milligrams · mcg = micrograms (1,000× smaller) · IU = International Units

Commonly Used Dosages

general:: 2-3 g/day
immunesupport:: 6-9 g/day

Upper limit: No established UL; typically tolerated at 20 g/day

Dosages Studied in Research

Dosage	Duration	Effect	N
None	--	Positive	1085
None	--	Positive	--
None	--	Positive	--
None	--	Positive	--
None	--	Positive	--
None	--	Positive	--
None	--	Negative	--
None	--	Positive	--

Best taken: Between meals

Safety & Side Effects

Reported Side Effects

⚠ Gastrointestinal discomfort (bloating, diarrhea, cramps)
⚠ Gout exacerbation (increased uric acid production)
⚠ Blood pressure changes
⚠ Worsening of herpes outbreaks (arginine supports viral replication)

Known Interactions

● Antihypertensive medications (additive blood pressure lowering)
● PDE5 inhibitors like sildenafil (additive vasodilation)
● Anticoagulants (may affect platelet function)
● Potassium-sparing diuretics (arginine may increase potassium levels)

Tolerable upper intake: No established UL; typically tolerated at 20 g/day

Always consult your healthcare provider before starting any supplement.

Frequently Asked Questions

Does Arginine help with Wound Healing and Immune Recovery?

Based on 8 studies with 600 participants, there is moderate evidence from clinical studies that Arginine may support Wound Healing and Immune Recovery management. Our evidence grade is B (Good Evidence).

How much Arginine should I take for Wound Healing and Immune Recovery?

Studies have used various dosages. A commonly studied range is 2-3 g/day. Always consult your healthcare provider before starting any supplement regimen.

Are there side effects of Arginine?

Reported side effects may include Gastrointestinal discomfort (bloating, diarrhea, cramps), Gout exacerbation (increased uric acid production), Blood pressure changes, Worsening of herpes outbreaks (arginine supports viral replication). Most side effects are mild and dose-dependent. Consult your doctor if you experience any adverse reactions.

How strong is the evidence for Arginine and Wound Healing and Immune Recovery?

We rate the evidence as Grade B (Good Evidence). This rating is based on 8 peer-reviewed studies with 600 total participants. The overall direction of effect is positive.

Quick Verdict

Evidence Strength72%

High confidence

Study Breakdown

RCT (2)Meta (3)Other (3)

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FDA Disclaimer: These statements have not been evaluated by the Food and Drug Administration. The products and information on this website are not intended to diagnose, treat, cure, or prevent any disease. The evidence grades presented are based on our analysis of published peer-reviewed research and do not constitute medical advice. Always consult your healthcare provider before starting any supplement regimen.