Optimal: Jurnal Ekonomi dan Manajemen
Vol. 6 No. 3 (2026): September: OPTIMAL: Jurnal Ekonomi dan Manajemen

Pengaruh Brand Trust dan Influencer Credibility terhadap Repurchase Intention: Studi pada Serum Skintific 5X Ceramide di Surabaya

Dewa Ayu Diva Saraswati (Universitas Udayana)
Putu Saroyini Piartrini (Universitas Udayana)



Article Info

Publish Date
12 Aug 2026

Abstract

The skincare industry in Indonesia is growing rapidly, encouraging Skintific to strengthen Brand Trust and utilize Influencer Credibility to maintain consumers’ Repurchase Intention toward Skintific 5X Ceramide Serum in Surabaya. This study aims to analyze the influence of Brand Trust and Influencer Credibility on Repurchase Intention of Skintific 5X Ceramide Serum in Surabaya. This research uses the Theory of Reasoned Action (TRA) as the theoretical basis, which explains that beliefs and social influences can shape consumers’ behavioral intentions. The research method used is a quantitative approach with an explanatory research design. The sampling technique employed purposive sampling with a total of 140 respondents who are users of Skintific 5X Ceramide Serum in Surabaya. Data were collected through online questionnaires and analyzed using multiple linear regression with the assistance of SPSS. The results show that Brand Trust has a positive and significant effect on Repurchase Intention. Influencer Credibility also has a positive and significant effect on Repurchase Intention. Simultaneously, Brand Trust and Influencer Credibility significantly influence consumers’ Repurchase Intention toward Skintific 5X Ceramide Serum in Surabaya. Companies are advised to continuously improve product quality, maintain consumer trust, and collaborate with highly credible influencers to strengthen consumer loyalty and Repurchase Intention toward Skintific products.

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Journal Info

Abbrev

optimal

Publisher

Subject

Description

OPTIMAL: Jurnal Ekonomi dan Manajemen berfokus pada penerbitan artikel berkualitas tinggi yang didedikasikan untuk semua aspek penelitian, masalah, dan perkembangan terbaru di bidang Ilmu Manajemen. Topik dalam Jurnal ini berkaitan dengan aspek apapun dari manajemen, namun tidak terbatas pada topik ...