Original ArticlePharmacognosy ResearchVol. 18 | Issue 1 | 2025 | pp. 97–104Open access
A Clinical Evaluation of the Safety and Efficacy of Melostacio GoldTM (Pistachio Extract) to Manage Stress and Improve Sleep Quality: A Randomized, Double-Blind, Parallel, Placebo-Controlled Trial in Adults
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- 1 Botanic Healthcare Pvt. Ltd., TSIIC IDA, Nacharam, Mallapur, Hyderabad, Telangana, INDIA.
Published in Pharmacognosy Research
Correspondence: Sravani Thimmannagari
Botanic Healthcare Pvt. Ltd., TSIIC IDA, Nacharam, Mallapur, Hyderabad, Telangana, INDIA.
Email: research1@botanichealthcare.com
Copyright: © 2025 Manuscript Technomedia. This is an open access article.
- Published:
- Dec 15, 2025
- Received:
- Aug 21, 2026
- Accepted:
- Oct 9, 2026
How to cite
Shivaprasad, H. N., Thimmannagari, S., Krishnamani, M., Soni, G., Ghatti, S. S., & Divanji, M. (2025). A Clinical Evaluation of the Safety and Efficacy of Melostacio GoldTM (Pistachio Extract) to Manage Stress and Improve Sleep Quality: A Randomized, Double-Blind, Parallel, Placebo-Controlled Trial in Adults. Pharmacognosy Research, 18(1), 97–104. https://doi.org/10.5530/pres.20260043
Abstract
Background and Objectives
Modern lifestyle nowadays leads adults towards chronic stress and poor sleep quality which impacts the health and well-being of an individual. While pharmacological interventions exist, their side effects have prompted interest in plant-based alternatives. Pistachio (Pistacia vera), known for its antioxidant and neuroprotective properties help in managing stress and improving sleep quality. This randomized, double-Blind, parallel, and placebo-Controlled trial was aimed at evaluating safety and efficacy of Melostacio GoldTM (Pistachio extract) to manage stress and improve sleep quality in adults.
Materials and Methods
40 subjects were selected and were randomly divided into two equal groups. The study group participants received Melostacio Gold™ (100 mg) orally in the form of capsules for 28 days and various parameters such as sleep quality, levels of serum markers, and quality of life were measured at four key time points: Screening, Baseline, Day 14, and Day 28.
Results
The results revealed that AIS scores in the placebo group remained relatively stable while study group showed a significant reduction over time, from 16.95±1.96 at Visit 2 to 11.80±1.54 at Visit 4 (p<0.0001). The level of serum markers was also found to be decreasing from 35.81±4.54 at Visit 2 to 29.01±4.57 at Visit 4 (p<0.0001), indicating a marked decrease in stress levels.
Conclusion
In conclusion, Melostacio Gold™ (Pistachio extract) was found to be safe and effective in improving sleep quality, reducing stress, and enhancing overall well-being.
Keywords
Subject
Article metadata
| Title | A Clinical Evaluation of the Safety and Efficacy of Melostacio GoldTM (Pistachio Extract) to Manage Stress and Improve Sleep Quality: A Randomized, Double-Blind, Parallel, Placebo-Controlled Trial in Adults |
|---|---|
| Authors | Hebbani Nagarajappa Shivaprasad; Sravani Thimmannagari; Madhu Krishnamani; Gaurav Soni; Srivalli Susmitha Ghatti; Manohar Divanji |
| Affiliations | Botanic Healthcare Pvt. Ltd., TSIIC IDA, Nacharam, Mallapur, Hyderabad, Telangana, INDIA. |
| Corresponding author | research1@botanichealthcare.com |
| Journal | Pharmacognosy Research |
| Volume / Issue | Vol. 18, Issue 1 (2025) |
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