Restorative Glass Ionomer Cements

 Restorative Glass Ionomer Cements (GIC) for Dental Restorations

Restorative glass ionomer cement (GIC) is a tooth-coloured filling material that sets through an acid-base reaction between a fluoroaluminosilicate glass powder and a polyacrylic acid liquid. It bonds chemically to enamel and dentine without a separate adhesive, releases fluoride over time, and tolerates a moist field better than resin composite. These properties make it a standard material for paediatric restorations, cervical and root lesions, and restorations in low-stress areas.

This range covers conventional Type II, high-viscosity, resin-modified and glass hybrid restorative GICs, in powder-liquid kits, capsules and refills, from GC, 3M, Shofu, Voco, Dentsply, D-Tech, Prevest, Pyrax, Orikam and other brands. For cementing crowns, bridges and orthodontic bands, choose from the luting glass ionomer cements range instead.

Types of Restorative GIC

Conventional Type II Restorative GIC

Conventional, or Type II, restorative GICs are hand-mixed from powder and liquid and set chemically. They are used for Class III and Class V restorations, cervical and root caries, restorations in primary teeth and interim restorations, and are available in several shades. The D-Tech Restore Glass restorative GIC kit is a widely used example, indicated for primary teeth, Class III and V cavities and core build-ups. GC Gold Label 2 (Fuji II), Dengen Dengocem and Orikam Neocem are other Type II options.

High-Viscosity (Posterior) GIC

High-viscosity GICs have a higher powder-to-liquid ratio, which gives a packable consistency and greater strength and wear resistance than conventional GIC. They are used for posterior restorations in primary teeth, the atraumatic restorative treatment (ART) technique, and interim or low-stress posterior restorations in permanent teeth. Examples include GC Gold Label 9 Extra (Fuji IX Extra), 3M Ketac Molar and D-Tech Restore + Condensable.

Resin-Modified GIC (RMGIC)

Resin-modified GICs add a light-curing resin to the glass ionomer chemistry, so they set on light curing and continue to set chemically. Compared with conventional GIC, they offer command set, higher early strength, better aesthetics and less sensitivity to early moisture, but they need a curing light. They are used for Class V and paediatric restorations, liners and bases, and the sandwich technique under composite. GC Gold Label 2 LC (Fuji II LC) is a common example.

Glass Hybrid and Reinforced GIC

Glass hybrid restoratives, such as GC Gold Label Hybrid, are newer formulations designed to improve strength and wear resistance compared with conventional GIC. Older metal-reinforced (cermet) GICs were developed for the same purpose but are used less today because they are not tooth-coloured. Always check the manufacturer's indications before using any GIC in a load-bearing posterior cavity.

Compomers (polyacid-modified composite resins) are sometimes grouped with glass ionomers, but they are composite-based materials that need a bonding agent and are not GICs.

Restorative GIC Types Compared

Powder-Liquid Kits, Capsules and Refills

• Powder-liquid kits are mixed by hand on a pad with a spatula. They are economical and let you mix only as much as you need, but the result depends on following the dispensing ratio closely.
• Capsules, such as 3M Ketac Molar Aplicap, contain pre-measured powder and liquid. They give a consistent mix and less waste, but need a capsule activator and a triturator and cost more per restoration.
• Powder and liquid refills (for example Voco Ionofil, 3M Ketac Universal and D-Tech Ionoset) lower running costs for clinics that use GIC regularly. Always pair powder and liquid from the same product system; do not mix components across brands or products.

Where Restorative GIC Is Used

• Class V and cervical lesions, including non-carious cervical lesions and root caries
• Class III restorations
• Restorations in primary teeth, including primary molars
• Atraumatic restorative treatment (ART) and patients at high caries risk
• Interim and intermediate restorations
• Liners, bases and the sandwich technique under composite
• Core build-ups and fissure sealing, where the product is indicated for them

Conventional GIC is generally not recommended for large stress-bearing restorations in permanent posterior teeth, where composite or other materials are usually preferred.

Restorative GIC vs Composite

How to Choose Restorative GIC

The best restorative GIC depends on the cavity and the patient rather than the brand. Consider:

1. Cavity and load: conventional or resin-modified GIC for Class III, Class V and low-stress sites; high-viscosity or glass hybrid GIC where more strength is needed.
2. Patient: fast-setting, moisture-tolerant materials for children and patients at high caries risk.
3. Setting and working time: check the manufacturer's working and setting times against your workflow.
4. Curing: resin-modified GIC needs a curing light; conventional GIC does not.
5. Isolation: if moisture control is difficult, GIC is usually a more forgiving choice than composite.
6. Format: hand-mix kits for flexibility and lower cost; capsules for consistency, if you have the equipment.
7. Shade and radiopacity: check available shades and whether the product is radiopaque.
8. Pack size and cost per restoration: compare powder weight, liquid volume and refill availability, not only the pack price.
9. Storage and shelf life: keep containers tightly closed, because GIC is sensitive to moisture gain and loss. Store as the manufacturer directs and check expiry dates.

Restorative GIC Price in India

Restorative GIC price depends mainly on the type, brand and format. Conventional Type II hand-mix kits, particularly from Indian brands, are usually the most economical. High-viscosity, resin-modified and glass hybrid GICs cost more, and capsule packs cost the most per pack while giving consistent dosing for each restoration. Refills reduce the cost of restocking. Compare the cost per restoration rather than the pack price, and check the listing above for current prices and offers.

Buy Restorative GIC Online at Medikabazaar

Use the filters on this page to compare restorative GICs by brand, price and country of origin, then open a product to check its type, shades, pack contents and instructions for use. Medikabazaar supplies dental clinics, hospitals and dental colleges across India, with bulk pricing for regular orders. Delivery, payment and replacement terms are shown on each product page.