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Journal : JURNAL KESEHATAN, SAINS, DAN TEKNOLOGI (JAKASAKTI)

Optimization of Lip Cream Formula with Teak Leaf Extract (Tectona grandis L.f.) and Carnauba Wax Base Using the Simplex Lattice Design Method Zahrotul Mungizah, Anik; Rosanti , Afi Sania; Dwiningrum, Riza; Pratiwi, Mida
JURNAL KESEHATAN, SAINS, DAN TEKNOLOGI (JAKASAKTI) Vol. 4 No. 3 (2025): JURNAL KESEHATAN, SAINS, DAN TEKNOLOGI (JAKASAKTI)
Publisher : LPPM Universitas Dhyana Pura

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36002/js.v4i3.4284

Abstract

Lip cream is a decorative cosmetic preparation that functions to beautify and moisturize the lips. However, most lip cream still use synthetic colorants that are toxic and cause irritation, such as Rhodamin B. Therefore, teak leaf extract (Tectona grandis L.f.), which contains anthocyanins, wa chosen as the base due to its physical properties that support the stability of the formulation. This study aimed to optimize the lip cream formula using a combination of teak leaf extract and carnauba wax, analyzed through the Simplex Lattice Design method. The study used an observational method involving various formulations with different concentrations of teak leaf extract and carnauba wax, followed by evaluation of physical properties, including organoleptic characteristics, ph, homogenity, protective ability, spreadability, and adhesion. The optimal formula was found at 5% teak leaf extract and 15% carnauba wax, with an average ph of 6, spreadability of 6,2 cm, and adhesion of 4,11 seconds. The preparation appeared homogeneous, stable, and effective in protecting the lips. The combination of teak leaf extract and carnauba wax can be formulated into a natural lip color cometic preparation that meets quality standards, maintains stability, and is safe for use.
Antioxidant Activity Test of Combination of Butterfly Pea Flower Extract (Clitoria ternatea L.) and Ashoka Leaves (Ixora coccinea L.) Using DPPH Method Safitri, Indah; Suswidiantoro, Vicko; Pratiwi, Mida; Dwiningrum, Riza
JURNAL KESEHATAN, SAINS, DAN TEKNOLOGI (JAKASAKTI) Vol. 4 No. 2 (2025): JURNAL KESEHATAN, SAINS, DAN TEKNOLOGI (JAKASAKTI)
Publisher : LPPM Universitas Dhyana Pura

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36002/js.v4i2.4084

Abstract

Excess free radicals trigger oxidative stress that accelerates skin aging and increases the risk of degenerative diseases. Efforts to counter it require safe and effective antioxidants based on natural ingredients. Telang flowers (Clitoria ternatea L.) and asoka leaves (Ixora coccinea L.) are known to be rich in flavonoids and phenolates, but data on the effectiveness of the combination of the two are limited. This study aims to assess the antioxidant activity of the mixture of the extracts of the two plants. Ethanol extracts of telang flowers and asoka leaves are prepared, the yield is determined, then phytochemical screening confirms the presence of alkaloids, flavonoids, saponins, and tannins. Anti-radical activity was tested by the DPPH method at three ratios (25 %:75 %, 50 %:50 %, 75 %:25 %) and compared with quercetin (2–10 ppm) as a positive control. The value of IC₅₀ is calculated through linear regression. The 50%:50% mixture showed the highest potency (IC₅₀ = 2.3237 ppm) and was classified as "very strong", close to quercetin (0.7631 ppm) and much better than each of the single extracts reported in the previous study (IC₅₀ telang flower 32.23 ppm; asoka leaf 150.12 ppm). These results indicate a synergy between the two bioactive compounds in simplicia in neutralizing free radicals. Conclusion: the combination of telogen flower–asoka leaf extract has the potential to be developed as a superior natural antioxidant for pharmaceutical or cosmetic products. Further research is recommended to focus on the fractionation of dominant compounds, formulation stability tests, and pre-clinical safety evaluation to in vivo applications.
The Relationship Between Knowledge Level and Students' Readiness to Face Menarche at the UPTD of SMP Negeri 1 Pesawaran Mustika, Nabila; Dwiningrum, Riza; Pratiwi, Mida; Sania Rosanti, Afi
JURNAL KESEHATAN, SAINS, DAN TEKNOLOGI (JAKASAKTI) Vol. 4 No. 2 (2025): JURNAL KESEHATAN, SAINS, DAN TEKNOLOGI (JAKASAKTI)
Publisher : LPPM Universitas Dhyana Pura

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36002/js.v4i2.4241

Abstract

Menarche (the first menstruation) is the culmination of a series of primary and secondary changes, marking the transition of adolescent girls into early womanhood and signifying reproductive organ maturity. The study objective is to examine the correlation between students’ level of knowledge and their readiness to face menarche at UPTD SMP Negeri 1 Pesawaran. The research method used is quantitative with a cross-sectional design. The research was conducted at UPTD SMP Negeri 1 Pesawaran, with a population of 188 students and a sample of 128 respondents from the 7th grade. Data were collected using questionnaires assessing knowledge and readiness to face menarche. Data were analysed using the chi-square test. The results showed that 121 students (94.50%) had good knowledge, 6 students (4.70%) had moderate knowledge, and 1 student (0.80%) had poor knowledge. In terms of readiness to face menarche, 113 students (88.30%) were ready, while 15 students (11.70%) were not ready. The conclusion of this studyindicated that, on average, the students had a good level of knowledge. The statistical test showed a significance value of 0.000 (p < 0.05), indicating a significant correlation between knowledge level and readiness to face menarche. Thus, the study concludeed that the level of knowledge is significantly associated with students' readiness to face menarche at UPTD SMP Negeri 1 Pesawaran.
Optimization of Teak Leaf Extract (Tectona grandis L.F) and Carbopol in Hair Dye Formulation Using Factorial Design Method halimah, Sofiati; Rosanti, Afi Sania; Dwiningrum, Riza; Pratiwi, Mida
JURNAL KESEHATAN, SAINS, DAN TEKNOLOGI (JAKASAKTI) Vol. 4 No. 2 (2025): JURNAL KESEHATAN, SAINS, DAN TEKNOLOGI (JAKASAKTI)
Publisher : LPPM Universitas Dhyana Pura

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36002/js.v4i2.4283

Abstract

Cosmetics are preparations intended for use on the external parts of the human body, and one commonly used type is hair dye. However, many hair dye products on the market still rely on synthetic dyes, which may pose health risks such as irritation or internal organ damage if used long-term. To reduce these risks, the use of natural dyes has become an increasingly popular alternative, especially due to their content of anthocyanins that can provide natural color. One such natural ingredient is teak leaves (Tectona grandis L.F), which are rich in anthocyanin pigments and other bioactive compounds. This study aims to determine the optimal hair dye gel formulation using a combination of teak leaf extract and Carbopol, utilizing the Factorial Design method. The research was conducted observationally by preparing several formulas with varying concentrations, followed by evaluating the physical properties of each formulation, including organoleptic tests, pH, homogeneity, spreadability, adhesion, viscosity, and protective ability. The results indicated that the optimal formula consisted of 15% teak leaf extract and 2% Carbopol, showing a pH of 6.1±0.80, adhesion time of 7.74±2.41 seconds, spreadability of 6.43±0.60 cm, and viscosity of 34,000±12,124 cps. The resulting gel appeared stable, homogeneous, and capable of protecting the scalp. Therefore, the combination of teak leaf extract and Carbopol can be formulated into a natural hair dye cosmetic product that meets quality standards, offers good stability, and is safe for use.
Formulation and Evaluation of Face Mist Preparation from Ethanol Extract of Agarwood Leaves (Aquilaria malaccensis L) as an Antioxidant trijayanti, mesi; Pratiwi, Mida; Daskar, Annajim; Safutri, Wina
JURNAL KESEHATAN, SAINS, DAN TEKNOLOGI (JAKASAKTI) Vol. 4 No. 2 (2025): JURNAL KESEHATAN, SAINS, DAN TEKNOLOGI (JAKASAKTI)
Publisher : LPPM Universitas Dhyana Pura

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36002/js.v4i2.4311

Abstract

Skin damage due to UV exposure and pollution can trigger the formation of free radicals that accelerate the process of premature aging. The use of natural antioxidants in cosmetic products to combat free radicals serves as an alternative to synthetic antioxidants, which often cause side effects. Agarwood leaves (Aquilaria malaccensis L.) are known to contain groups of active compounds such as flavonoids, tannins, alkaloids, saponins, and terpenoids that have potential as antioxidants. This study aims to formulate and evaluate the face mist preparation of ethanol extract from agarwood leaves in three different concentration variations: FI (5%), FII (6%), and FIII (7%). The research was conducted experimentally in the laboratory, covering the stages of plant determination, maceration with 96% ethanol, phytochemical screening, formulation of preparations, physical evaluation (organoleptic, homogeneity, pH, specific gravity, spreadability, spray condition, drying time, protection, and stability through cycling tests), as well as antioxidant activity testing using the DPPH method with UV-Vis spectrophotometry. The results showed that all formulations had good physical characteristics and were stable using the cycling test method, except for FII which was unstable in the specific gravity test. The IC₅₀ values of each formulation were FI at 28.138 mg/L, FII at 21.871 mg/L, and FIII at 19.387 mg/L, categorized as very strong antioxidants and the three formulations had significant differences with a p-value of ˂0.05. The conclusion of this research is that the FIII formula (7%) is the best formula because it has high antioxidant activity, is stable physically and chemically, and has the potential as a natural cosmetic product that protects the skin from free radicals.