Table 1.

Commercially available bioinks.

Product	Company	Materials	Advantages
Viscoll	3D Bioprinting Solutions, Moscow, Russia	Type I collagen	Can be supplemented with growth factors, biocompatility, cell printing, rapid polymerization [9]
CELLINK A CELLINK A-RGD	CELLINK, Gothenburg, Sweden	Alginate L-arginine-Glycine-L-aspartic Acid peptide	Cartligae, bone and mesenchymal stem cells, can be used for drug delivery and cell differentiation [10]
GelMA Bio Conductink GelMA A	CELLINK, Gothenburg, Sweden	Gelatin methacrylate GelMA and carbon nanotubes Gelatin methacrylate and alginate	Designed for neural, cardiac, and skeletal muscle cells, facilitates electrical potential, photo-crosslinkable [11]
Fibronectin-functionalized synthetic peptide hydrogel bioink	Regemat 3D, Granada, Spain	Fibronectin	Form nanofibrous network, mimics extracellular matrix, tunable mechanical and chemical properties [12]
3D-Bioplotter HT PCL	EnvisionTEC, Gladeck, Germany	Polycaprolactone	Versatile thermoplastic, bone and cartilage regeneration, biodegradable, excellent mechanical stability, allows for controlled drug release [13]
PhotoHA®	Advanced BioMatrix, Carlsbad, CA	Methacrylated hyaluronic acid	Has been used in cartilage tissue applications [14]
Collagen Lifeink® 200		Type I collagen	Superior cytocompatibility, supports cellular remodeling, highly biomimetic [15]