“…In addition, some active ingredients and secondary compounds have successfully been produced by application of tissue culture approach using intact plants ( Figure 4 ). The examples are as listed: phenolic molecules, including apigenin, p-coumaric acid, genistein, luteolin, rutin hydrate, trans-ferulic acid, salicylic acid and naringenin from Coryphantha macromeris ( Karakas and Bozat, 2020 ); medicinally vital phenolic and flavonoid compounds, including apigenin, caffeic acid, catechin, gallic acid, hederagenin, myricetin, kaempherol, isorhamnetin, nahagenin, ursolic acid, betulinic acid from Fagonia indica ( Khan et al., 2019 ); p-coumaric acid, hesperidin, cafeic acid, rosmarinic acid from Rosmarinus officinalis ( Coskun et al., 2019 ); phenolics, including gallic acid, chlorogenic acid, caffeic acid, rutin, myricetin, quercetin, vanillic acid, luteolin and iso-rhamnetin, from Lycium barbarum ( Karakas, 2020 ); gingerol, shogaol, and zingerone from Zingiber officinale ( Arijanti and Suryaningsih, 2019 ); indole alkaloids, including echitamine, acetylechitamine, tubotaiwine and picrinine from Alstonia scholaris ( Jeet et al., 2020 ); crocin from Crocus sativus ( Moradi et al., 2018 ); anticancer alkaloids (vincristine and vinblastine) from Catharanthus roseus ( Mekky et al., 2018 ); phenylethanoid (salidroside, tyrosol), phenylpropanoid (rosavin and rosarin) and phenolic acids (p-coumaric acid, gallic acid, and cinnamic acid) from Rhodiola imbricata ( Rattan et al., 2020 ); eugenol and ursolic acid from Ocimum tenuiflorum ( Sharan et al., 2018 ); bioactive compounds, including 1,2-benzenedicarboxylic acid (phthalic acid), 3,7,11,15-tetramethyl-2-hexadecen-1-ol, 2-hexadecen-1-ol-3,7,11,15-tetrametil, hexadecanoic acid methyl ester (methyl palmitate), n-hexadecanoic acid (palmitic acid), 9,12-octadecadienoic acid methyl ester, 9,12,15-octadecatrienoic acid methyl ester, phytol, octadecanoic acid methyl ester (methyl stearate), 9,12,15-octadecatrienoic acid (linolenic acid) and squalene from Mucuna pruriens ( Sweetlin and Daniel, 2020 ); several different metabolics, including acetamide, propanoic acid, α-thujene, linalool, 5-hydroxymethylfurfural, β-maaliene, epidolichodial, calarene, seychellene, α-curcumene, eremophilene, α-vatirenene, valencene, α-cadinol, ledol, meso-erythritol, α-gurjunene, viridiflorol, (-)-globulol, spirojatamol, dodecanoic acid, patchouli alcohol, jatamansone, xylitol, aristolone, protocatechuic acid, mannose, hexadecanoic acid, p-coumaric acid, talose, α-D-mannopyranose, α-D-galactopyranoside, D-mannitol, myo-inositol, -D-glucopyranoside, D-(+)-trehalose, D-(+)-cellobiose, melibiose, vitamin E, β-sitosterol from Nardostachys jatamansi ( Bose et al., 2019 ); identified 11 organic acids, 16 phenolic acids, 8 flavonoids, and 17 metabolites of different classes from Coryphantha macromeris ( Cabanas-Garcia et al., 2021 ); phenolic compounds (ferulic acid, isoquercitrin, rutin, quercetin, quercetin-7-O-glucoside and luteolin) from Hyssopus officinalis ( Babich et al., 2021 ) and phenylethanoids and st...…”