Data/hora: 10/06/2024 04:44:18

Provedor de dados: | 91
País: | Brazil
Título: | Microcapsules of ‘jabuticaba’ byproduct: Storage stability and application in gelatin
Autores: | Rodrigues,Leticia M.; Januário,Jaqueline G. B.; Santos,Suelen S. dos; Bergamasco,Rita; Madrona,Grasiele S.
Data: | 2018-06-01
Ano: | 2018
Palavras-chave: | Myrtaceae; Bioactive compounds; Lyophilization; Maltodextrin; Xanthan gum.
Resumo: | ABSTRACT This study aimed to produce microcapsules using ‘jabuticaba’ byproduct through lyophilization, and evaluate the stability of the powder, intended for use in gelatin. Three formulations were prepared, including the pure lyophilized extract (E), capsule with maltodextrin (CapM), and capsule with maltodextrin and xanthan gum (CapMG). The storage stability was evaluated at 4 and 25 ºC, and in the presence and absence of light, regarding color parameters, phenolic compounds and monomeric anthocyanins. The microencapsulated powders were applied in gelatin and analyzed for sensorial acceptance. Following an investigation of the storage stability of the three powders at 4 °C for 60 days, the sample that presented the best result was then analyzed at 25 ºC in the presence/absence of light. Microcapsules, independent of the encapsulant agent, exhibited lower values of degradation (2.82% phenolic compounds and 14.5% monomeric anthocyanins) than extract E when exposed to light and at 25 °C. Regarding color stability, CapMG showed smaller variations in the total color difference (ΔE) than the other samples. The lowest ΔE value corresponded to the gelatin sample with CapM, stored in the absence of light. It is possible to conclude that microencapsulation is an alternative for the preservation of ‘jabuticaba’ byproduct extracts, facilitating their use, retaining some compounds and protecting them against adverse conditions.
Tipo: | Info:eu-repo/semantics/article
Idioma: | Inglês
Identificador: | http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1415-43662018000600424
Editor: | Departamento de Engenharia Agrícola  - UFCG
Relação: | 10.1590/1807-1929/agriambi.v22n6p424-429
Formato: | text/html
Fonte: | Revista Brasileira de Engenharia Agrícola e Ambiental  v.22 n.6 2018
Fonte: | info:eu-repo/semantics/openAccess