O.P.A.®

Objective insights generated automatically from the official DSLD label — a quick, factual read of how this product is formulated and disclosed.

This analysis is generated algorithmically from label data for educational reference only. It is not a product endorsement, ranking, or medical advice.

Serving Size: 4 mL · 1 per day

Not Present

• 

  Progressive Laboratories Opa Orthophosphoric Acid 2 Ounces By Progressive Labs

  Covenant Health Products4.2(5)

  $33.00
• 

  opa Men's Urinary Flow & Prostate Health Support 60 Capsules

  Walmart - OPA Nutrition

  $29.99
• 

  McKesson Opa High-Level Disinfectant

  Honest Medical5.0(5)

  $45.00
• 

  Progressive Labs EPA-DHA Super 60 Softgels

  Supplement First5.0(2)

  $28.00
• 

  Opa Wellness Supplement Blend 650 mg 60 Capsules

  Walmart - OPA Nutrition

  $29.99
• 

  OPA High-Level Disinfectant MetriCide OPA Plus RTU Liquid 1 gal. Jug

  GO Medical

  $39.99
• 

  Progressive Labs O.P.A. Orthophosphoric Acid

  OVitaminPro.com4.2(5)

  $33.00
• 

  Kit Beauty Impressive Progressive Afro System Straight Hydrated Hair Professional Use 2x1L/2x33.8fl.oz

  BKeratin5.0(1)

  $103.94

Enter your city or ZIP code to find supplement & health stores in your area that may carry this product.

Showing representative supplement & health retailers — search above for stores in your area.

• Philly Gainz

  4.9 (84)

  Vitamin & supplements store

  6011 Ridge Ave C1, Philadelphia, PA 19128

  Directions(215) 921-1951

• Primal Nutrition

  4.7 (75)

  Vitamin & supplements store

  8114 Roosevelt Blvd, Philadelphia, PA 19152

  Directions(215) 613-5693

• The Vitamin Shoppe

  4.6 (120)

  Vitamin & supplements store

  2383 Cottman Ave Suite 38B, Philadelphia, PA 19149

  Directions(215) 331-2023

• Ares Nutrition Philadelphia

  5.0 (239)

  Vitamin & supplements store

  3354 Grant Ave, Philadelphia, PA 19114

  Directions(215) 464-5976

• Optimal Nutrition

  4.9 (70)

  Vitamin & supplements store

  801 County Line Rd, Horsham, PA 19044

  Directions(267) 282-5313

• Natures Nutrition Center

  4.7 (44)

  Health food store

  7596 Haverford Ave A, Philadelphia, PA 19151

  Directions(215) 871-0111

• Puriva Nutrition

  4.9 (59)

  Vitamin & supplements store

  Nutrition Bar inside LA Fitness, 120 Garden Golf Blvd, North Wales, PA 19454

  Directions(215) 742-1000

• Holly Hill Health Foods, Inc.

  4.7 (158)

  Vitamin & supplements store

  1200 Welsh Rd Ste N, North Wales, PA 19454

  Directions(215) 361-7770

• Complementary and alternative medicine for health professionals: A holistic approach to consumer health

  LB Synovitz, KL Larson - 2013 - books.google.com

  … research, and look at the cost of health care in the US Later chapters introduce students to … at distinguishing among those traditional and CAM health practices that are helpful, those …

  201332 citations

• Health Populism, Health Freedom, and State Power

  SR Bagenstos, FG Millard, AS Kohn - 2025 - papers.ssrn.com

  This paper uses Justice Thomas's concurring opinion in United States v. Skrmetti as a jumping-off point to explore the rise and contours of health populism. Although health populism …

  2025

• Academic ecosystems must evolve to support a sustainable postdoc workforce

  M Ålund, N Emery, BJM Jarrett, KJ MacLeod… - Nature Ecology & …, 2020 - nature.com

  … an OPA, PDA or other (for example, department-specific) postdoc resource (for methods and full results, see Supplementary … future studies of how progressive changes impact the well-…

  202050 citations

• Effect of essential amino acid supplementation on quality of life, amino acid profile and strength in institutionalized elderly patients

  M Rondanelli, A Opizzi, N Antoniello, F Boschi… - Clinical nutrition, 2011 - Elsevier

  … As subjects were enrolled, they were assigned a progressive subject number. Safety was based on the absence of serious side effects from the supplement ie, gastrointestinal symptoms…

  2011141 citations

• British Medical Journal Supplement

  E Officer - Public Health, 1960 - pmc.ncbi.nlm.nih.gov

  … that it should be pointed out to the Association of Education Committees that its views were contrary to those which the Group had previously expressed and that the progressive …

  1960

• Effects of L-citrulline oral supplementation on polymorphonuclear neutrophils oxidative burst and nitric oxide production after exercise

  A Sureda, A Córdova, MD Ferrer, P Tauler… - Free radical …, 2009 - Taylor & Francis

  … (PMNs) from controls responded to exercise with a progressive decrease in ROS production. … Samples were reacted with fluoraldehyde (o-phthaldehyde, OPA) reagent and injected into …

  2009137 citations

• Riboflavin (Vitamin B2) on the Label

  What riboflavin is, how much a typical product provides, and why it can change the color of urine.

  VitaSuppTrack Editorial· Jun 24, 2026

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2023-11-22. DSLD Label ID: 299204. This information is provided for educational reference only and is not medical advice. Always follow the product label and consult a doctor or pharmacist before use.