✓ No active regulatory warningsFDA MedWatch, EMA EudraVigilance, WHO VigiBase, WADA Prohibited List · 2026-05-29
Updated: 2026-05-29 · v2.0 · Prof. G. Pkhakadze, MD, MPH, PhDCiteEditorial
📰Read the full Hyaluronic Acid evidence review on GMJ News →Complete clinical article, references and updates on news.gmj.ge. This page is the structured safety summary.
1
Safe
Hyaluronic Acid
Sodium hyaluronate (oral)
Generally SafeLimitedOther
RDA
Typical 100–200 mg
Target
N/A
Upper limit
No UL
Products
169
Dosage by population group — reference
🔗 Best with: Collagen Peptides, Vitamin C, Glucosamine✅ USP Verified, NSF Contents Certified, ConsumerLab Approved
⚠ Low MW oral HA preferred for absorption [2]
⚠ Meta-analysis of 9 RCTs positive for OA [2]
⚠ Topical HA ≠ oral HA — different effects [1]
ℹ️ Not obtained from food. Not applicable — this is not obtained from food in meaningful amounts; supplementation is the practical route.
🔬 Lab interpreter
ℹ️ No validated blood test. There is no established laboratory test to assess status or guide dosing for this ingredient. Clinical response and symptoms are the practical guide.
⚕ For professionals — confirm ranges against your local laboratory.
Clinical verdict
Oral HA (80–200 mg/day) has meta-analysis support for knee OA pain AND skin hydration. Mechanism is debated (absorbed HA fragments may signal endogenous production). Low MW preferred for absorption. Injectable viscosupplementation is a separate, well-established procedure [1] [2].
1 How much do I need?
👤 Adults: Specific dosage data under clinical review
👴 Elderly: Specific dosage data under clinical review
🤰 Pregnancy: See guidance
Endogenous compound. Oral safety not studied [1].
👦 Pediatric: See guidance
No data [1].
🏃 Athletes: Standard dose
⚖️ Obesity: Standard dose
Fat-soluble compounds may require dose adjustment in obesity.
🩺 Renal: Consult specialist
Dose adjustment may be needed in renal impairment.
🌱 Vegan: Standard dose

How to take

🍽 Timing: Any time [2].
💊 With food: With or without food [2].
🚫 Avoid: No contraindications [1].
2 Which form?
FormBioavailabilityVeganCost
['Oral HA (low molecular weight)', 'preferred', 'Better absorbed. 80–200 mg/day. Used in positive RCTs [2].']StandardCheck label
['Oral HA (high molecular weight)', 'common', 'Less absorbed but may have gut-immune effects [2].']StandardCheck label
['Injectable HA (Synvisc, Euflexxa)', '', 'Viscosupplementation — medical procedure, not supplement [1].']StandardCheck label
['Topical HA (skincare)', '', 'Humectant. Hydrates skin surface. Different from oral supplementation [1].']StandardCheck label
3 Common questions
Does oral HA actually reach joints? ▼
Debated. Absorbed HA fragments (low MW) may signal synoviocytes and fibroblasts to increase endogenous HA production — an indirect mechanism. Meta-analysis supports clinical benefit regardless of mechanism [2].
Oral vs topical vs injectable? ▼
Injectable: strongest evidence for OA. Oral: moderate evidence for both OA and skin. Topical: surface hydration only (different from systemic effects) [1] [2].
4 Clinical evidence

Strong

Injectable viscosupplementation for knee OA: established medical procedure [1]. HA is a major synovial fluid component — basic biochemistry [1]. HIGH

Moderate

Oral OA: meta-analysis of 9 RCTs showed significant pain reduction and functional improvement with oral HA [2]. Skin hydration: multiple RCTs show improved skin moisture and reduced wrinkles with 120–200 mg/day over 6–8 weeks [2]. MODERATE

Insufficient

Wound healing (oral) [1]. Eye health (oral) [1]. Gum disease [1]. LOW
5 Safety, toxicity & adverse events

Relative

⚠ Active malignancy — theoretical signaling concern (speculative)
⚠ Pregnancy and lactation — limited oral safety data
⚠ (Injectable forms have separate, distinct contraindications)
6 Interactions

Supplement synergies

Collagen Peptides · 5–10 g collagen
Both are dermal matrix components [1].
7 Regulatory
United States: Dietary supplement (oral). Medical device (injectable) [1].
Japan: Popular oral supplement for skin and joints [2].
8 US supplement products
169
on-market products containing Hyaluronic Acid (NIH DSLD)

Brands carrying Hyaluronic Acid (94)

Click a brand to see its Hyaluronic Acid products.
Or browse all 169 products in one list →
9 Frequently paired with
Silicon 95 sharedVitamin C 78 sharedMethylsulfonylmethane 71 sharedSodium 62 sharedManganese 58 shared
Hyaluronic Acid vs Collagen PeptidesHyaluronic Acid vs Vitamin C
10 Cite this page
Vancouver: Pkhakadze G. Hyaluronic Acid — safety profile [Internet]. Tbilisi: PHIG; 2026 [cited 2026 Aug 15]. Available from: https://supplement.ge/ingredients/hyaluronic-acid/
APA 7th: Pkhakadze, G. (2026). Hyaluronic Acid — Safety profile. Public Health Institute of Georgia. https://supplement.ge/ingredients/hyaluronic-acid/
📋 Editorial information
Author: Prof. G. Pkhakadze, MD, MPH, PhD
Affiliation: David Tvildiani Medical University (DTMU)
First published: January 2026
Last reviewed: 2026-05-29
Next review: February 2027
References: 2 cited sources
COI: SupplementIndex receives no funding from supplement manufacturers. All content independently authored by PHIG.
Process: Systematic literature review
📄 License & reuse
Published under Creative Commons Attribution 4.0 International (CC BY 4.0). You may share and adapt for any purpose with attribution.
Pkhakadze G. "Hyaluronic Acid — Safety Profile." SupplementIndex, PHIG, 2026. https://supplement.ge/ingredients/hyaluronic-acid/ CC BY 4.0.
GP
Prof. G. Pkhakadze, MD, MPH, PhD
Professor of Public Health · Head of Department, DTMU
Editor-in-Chief, Georgian Medical Journal (ISSN 3088-4322)
Chair, Public Health Institute of Georgia · UEMS Public Health Section
Educational and public health purposes. CC BY 4.0. Consult your healthcare provider before starting any supplement. Corrections: info@accreditation.ge. Publisher: PHIG