text

Independent Researchers & Clinicians

Meet Our Expert
Contributors

DietXP publishes content written by independent researchers, clinicians, and scientists. Each contributor's credentials belong to their own institution and professional work — not to DietXP.

6 Contributors
140+ Publications
40+ Yrs expertise
1 EU Patent
Peer-reviewed research · Clinical practice · Regulatory science
Profiles updated March 2026

Contributors

Sarbjeet Singh

Sarbjeet Singh

MSc Dietetics · MSc Chemistry · B.Pharm

Published · ESPEN 2025 ESPEN Certified Registered Pharmacist
Primary affiliation Co-author, Clinical Nutrition ESPEN 2025 — Tata Memorial Hospital cohort (n = 1,922)

Independent clinical nutrition researcher and registered pharmacist with 15+ years across pharmaceutical science, clinical nutrition, and wellness education. ESPEN-certified in Oral & Enteral Nutrition. Certified Diabetic Educator. Monash Low FODMAP certified.

15+Yrs experience
100+Articles authored
n=1,922TMH cohort
Oncology Nutrition · Preventive Health · NAFLD · Diabetes Full profile
John Elisa Kumar

John Elisa Kumar

PhD Chemistry · European Patent Holder · GATE Qualified

European Patent · 2025 IISER Pune Chemosphere IF 8.1
Primary affiliation Postdoctoral Fellow, IISER Pune & ICT Mumbai — Environmental Chemistry · 20+ peer-reviewed publications

Environmental chemist specialising in advanced oxidation processes, food dye degradation, and surfactant chemistry. Holder of European Patent WO 2025/061803 A1. Springer book chapter author (2026). Published in Chemosphere, J. Water Process Engineering, and Chemical Engineering Journal Advances.

20+Publications
IF 8.1Top journal
2×Postdoc fellow
Food Safety · Advanced Oxidation · Ingredient Chemistry Full profile
Tenzin Wangchuk

Tenzin Wangchuk

MSc Nutrition & Dietetics (Mahidol) · BSc Nutrition & Dietetics

JDWNRH Bhutan 🇧🇹 IDF Diabetes Educator SAPEN Council
Primary affiliation Deputy Chief Dietitian & Head of Dept., JDWNRH — Bhutan's National Referral Hospital · 11+ yrs civil service

Registered Dietitian with 11+ years in Bhutan's civil service. WHO-certified IYCF educator, IDF-certified Diabetes Educator, and SAPEN Council Member. Co-author of Bhutan's inaugural Complementary Feeding Guidelines. MSc from Mahidol University, Thailand. Published 2025.

11+Yrs in service
9Languages
WHO · IDFCertified
Clinical Dietetics · NCD · Maternal & Infant Nutrition Full profile
Nirdesh Kumar Raghav

Nirdesh Kumar Raghav

B.Pharm · Approved Analytical Chemist · 14+ Yrs

US FDA Facility Zero Critical Obs. EU-GMP · Health Canada
Primary affiliation Deputy Manager – QC, Acme Generics — US FDA-approved facility, Baddi · 9 regulatory inspections passed

Pharmaceutical QC expert with 14+ years across US FDA, Health Canada, and EU-GMP regulated facilities. Led 27 client audits (Merck, GSK, P&G, Abbott) with zero major or critical observations. Formally approved Analytical Chemist by the Drug Controller, Jaipur.

14+Yrs pharma QC
27Client audits
0Critical obs.
Pharma QC · Regulatory Compliance · Analytical Chemistry Full profile
Mostofa Ataur Rohman

Mostofa Ataur Rohman

Ph.D. Chemistry (NEHU) · MSc Chemistry · BSc Chemistry (Gauhati)

Humboldt Fellow 🇩🇪 TU Dortmund 23+ Publications N-PDF ChemPhysChem 2026
Primary affiliation Humboldt Postdoctoral Fellow, Technical University of Dortmund, Germany — Faculty of Chemistry & Chemical Biology · Lab of Prof. Thorben Cordes · Active since Dec 2024

Physical chemist and Alexander von Humboldt Fellow at TU Dortmund, specialising in single-molecule FRET (smFRET), self-healing fluorophore design, and DNA biophysics. Author of 23 peer-reviewed publications in J. Phys. Chem., Phys. Chem. Chem. Phys., and ChemPhysChem. Previous postdoctoral positions at JNU New Delhi (Prof. Sobhan Sen). Expert in smFRET, FCS, TIRF microscopy, TCSPC, copper-free click chemistry, and G-quadruplex DNA dynamics.

23+Publications
AvHHumboldt Fellow
3×Postdoc positions
6+Int'l collabs
Single-Molecule Spectroscopy · DNA Biophysics · Fluorophore Chemistry · Physical Chemistry Full profile

Editorial disclosure: Ashutosh Tripathy contributed to the initial conceptualisation of DietXP in a private capacity prior to their current professional commitments. They are no longer associated with DietXP's operations or management. Past involvement does not imply any endorsement by their current employer.

Ashutosh Tripathy

Ashutosh Tripathy

PhD (Tech) Candidate · M.Tech NIFTEM-K · B.Tech Food Technology · Gold Medallist

UPSC Recommended · IEDS CSIR JRF ICT Mumbai 14+ Int'l Publications Gold Medallist · ANGRAU
Primary affiliation IEDS Officer, Govt. of India (UPSC Recommended) · PhD Candidate, ICT Mumbai — MSME-DFO Ahmedabad · CSIR JRF · Active peer reviewer across 4 international journals

Food engineer and doctoral researcher at ICT Mumbai (formerly UDCT Mumbai), specialising in waste utilisation, process optimisation, and kinetic modelling. Gold Medallist, ANGRAU. CSIR JRF recipient. Qualified UGC NET twice (2020 & 2023) and GATE (XE) three times. Co-founded the Mumbai Smart Protein Project with Good Food Institute (2023). Springer book chapter author (2024).

14+Int'l publications
3×GATE qualified
2×UGC NET
4Journals reviewed
Food Engineering · Process Optimisation · Alternative Proteins · Intellectual Property Full profile

Articles written by contributors reflect the author's independent research and professional opinion. Contributors are not employees of DietXP and do not represent, endorse, or act on behalf of DietXP or its products unless explicitly stated. Content is for educational purposes only and does not constitute medical, dietary, or pharmaceutical advice. Always consult a qualified healthcare professional before making any health or dietary decisions.

Work with our clinical experts

Get Personalised Nutrition Guidance
Backed by Clinical Science

Book a free one-on-one consultation and receive a nutrition plan tailored to your health goals, labs, and lifestyle.

Book Free Consultation Browse All Articles