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43 articles
ProNatural Brands
Schools
July 2, 2026
3 min read

Choosing Safer Cleaning Products for Schools

Schools need products that keep kids safe from germs without exposing them to harsh chemicals. Here is what to look for in cleaning and disinfecting products for classrooms, cafeterias, and shared spaces.

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EducationDisinfectantChild SafeEPALEXX
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ProNatural Brands
Citric Acid
June 18, 2026
3 min read

Can You Use Citric Acid on Stainless Steel, Granite, and More? A Surface Guide

Citric acid cleans beautifully on some surfaces and can etch or dull others. Here is a surface-by-surface guide covering stainless steel, granite, marble, grout, glass, and more.

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SurfacesStainless SteelGraniteCleaning Tips
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ProNatural Brands
Citric Acid
May 28, 2026
3 min read

What Not to Mix With Citric Acid

Citric acid is safe and easy to work with, but a few combinations are worth avoiding. Here is what not to mix with citric acid, from bleach to certain cleaners, and why.

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SafetyBleachCleaning Tips
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ProNatural Brands
Citric Acid
May 7, 2026
3 min read

Citric Acid vs Vinegar for Cleaning: Which One Should You Use?

Citric acid and vinegar are both acids that clean well, but they are not the same. Here is how they compare on strength, smell, cost, and what each one is best for, so you know which to reach for.

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VinegarCleaning TipsDescaling
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ProNatural Brands
Multi-Purpose Cleaner
May 6, 2026
6 min read

Natural Multi-Purpose Cleaners: What 'Food-Additive Ingredients' Actually Means

Cleaner labels say "natural" and "food-safe" all the time. The phrase that actually means something is "food-additive ingredients." Here is the FDA citation behind it and what to expect from a cleaner formulated this way.

ProNatural Brands
Food AdditiveCitric AcidNatural CleaningLEXX
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ProNatural Brands
Sanitizer
April 16, 2026
7 min read

Commercial Food-Grade Sanitizers: A Restaurant Buyer's Guide

How to choose a commercial food-grade sanitizer that is EPA-registered, NSF-listed, fast enough for service throughput, and safe for the surfaces in your kitchen. With contact-time math and a buyer-side checklist.

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FoodserviceRestaurantNSFEPACommercial Kitchen
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ProNatural Brands
Citric Acid
April 16, 2026
5 min read

Does Citric Acid Disinfect? What It Kills and What It Does Not

Plain citric acid is a good cleaner and a mild antimicrobial, but on its own it is not a registered disinfectant. Here is what citric acid actually does to bacteria, mold, and viruses, and what it takes to make a citric acid product that disinfects.

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DisinfectantSanitizerEPAFood SafetyLEXX
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No Rinse
March 26, 2026
6 min read

No-Rinse Sanitizers Explained: When You Can (and Cannot) Skip the Rinse Step

What 'no-rinse' actually means under FDA and NSF rules, when you can skip a rinse on food-contact surfaces, and why citric-acid based no-rinse sanitizers are replacing chlorine and iodine in foodservice and brewing.

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SanitizerBrewingFoodserviceFDANSF D1
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ProNatural Brands
Cutting Boards
March 5, 2026
5 min read

How to Clean and Sanitize a Cutting Board the Right Way (Without Bleach)

Cutting boards are one of the most contaminated surfaces in any kitchen. Here is how to clean and sanitize wood, plastic, and composite boards using a food-safe, no-rinse method — no bleach required.

ProNatural Brands
Food SafetySanitizerCitric AcidKitchen Hygiene
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ProNatural Brands
Produce Wash
February 26, 2026
4 min read

Why Washing Produce with Water Alone Is Not Enough

Water removes visible dirt, but it cannot remove pesticide residues, waxes, and chemical coatings. Learn what a produce wash does differently and why it matters for your family or facility.

ProNatural Brands
Fruit and Vegetable WashLEXXFood SafetyNatural Ingredients
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ProNatural Brands
NSF
February 14, 2026
7 min read

NSF Categories Explained: A1, D2, and What 'Food-Safe' Really Means on a Label

NSF Category A1, D2, D1 — what each listing actually allows, why dual A1+D2 sanitizers cover both cleaning and sanitizing, and how to verify any product on the NSF White Book.

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Food SafetyA1D2SanitizerComplianceLEXX
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ProNatural Brands
NSF Listed
January 22, 2026
4 min read

NSF Listed Sanitizers for Food Contact Surfaces: What Facility Managers Need to Know

Understand what NSF listing means for food contact surface sanitizers, why it matters for health inspections, and how to choose the right product for your kitchen or food processing facility.

ProNatural Brands
Food Contact SurfaceSanitizerLEXXFood SafetyCommercial Kitchen
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ProNatural Brands
EPA Registered
December 10, 2025
5 min read

How to Choose an EPA Registered Disinfectant for Your Facility

A practical guide to selecting EPA registered disinfectants for commercial facilities. Learn what EPA registration means, what to look for on the label, and why the active ingredient matters.

ProNatural Brands
DisinfectantLEXXCommercial CleaningFacility Management
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ProNatural Brands
Rust Removal
October 15, 2025
5 min read

How to Remove Rust Without Scrubbing: A Complete Guide to Soak-Based Rust Removal

Learn how soak-based rust removal works, which metals it is safe for, and why citric acid formulas deliver professional results without scrubbing or harsh chemicals.

ProNatural Brands
Forged High-TestCitric AcidRestoration
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ProNatural Brands
Citric Acid
August 6, 2023
3 min read

Lemons, Limes, and Sustainability

Executive Order 14057 focuses on sustainability, and citric acid cleaning solutions made from lemons, oranges, and limes are naturally environmentally friendly and ideal for sustainable cleaning.

ProNatural Brands
sustainability
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ProNatural Brands
Citric Acid
July 11, 2023
4 min read

From CMM: What You Need to Know About Cleaning Coffee Shopss

Coffee shop cleaning is a lucrative opportunity for cleaning contractors. Learn what to clean, what to leave to staff, and how to use environmentally friendly products.

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Schools and Universities
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ProNatural Brands
Citric Acid
July 5, 2023
2 min read

Sustainable Cleaning Matters

Green cleaning solutions reduce impact on people and the environment, while sustainable cleaning solutions go further by using readily renewable ingredients like citric acid.

ProNatural Brands
Home & Office
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ProNatural Brands
Lexx Sanitizer & Cleaner
May 22, 2023
4 min read

Cleaning Restaurants from the Back of the House to the Front

Restaurant cleanliness is a top patron concern. Proper cleaning and sanitizing of food preparation areas is critical to preventing food-borne illnesses.

ProNatural Brands
Home & Office
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ProNatural Brands
Citric Acid
April 26, 2023
4 min read

Quick Takes About Citric-Acid-Based Cleaning Solution

Quick answers about citric-acid-based cleaning solutions, from their ancient origins to modern uses, pH levels, sustainability, and what the FDA says about them.

ProNatural Brands
Schools and Universities
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ProNatural Brands
Home & Office
April 6, 2023
1 min read

Adding a Twist to Spring Cleaning

Google Trends shows spring cleaning searches peak every March. Now is the time to prepare for this annual in-depth cleaning event in commercial and residential locations.

ProNatural Brands
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ProNatural Brands
Citric Acid
March 7, 2023
4 min read

What Are the Three Ps of Citric-Acid-Based Cleaning Solutions?

Citric-acid-based cleaning solutions have their own three Ps: People (safety), Planet (renewable ingredients), and Productivity (streamlined cleaning).

ProNatural Brands
Office Buildings
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ProNatural Brands
Citric Acid
February 27, 2023
4 min read

Citrus with D-limonene and Citrus-Acid-Based Cleaning Solutions. What’s the Diff?

Citrus d-limonene and citric-acid-based cleaning solutions are both natural, but they differ significantly in fragrance, cleaning capability, and cost.

ProNatural Brands
sustainability
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ProNatural Brands
Citric Acid
February 27, 2023
4 min read

When Cleaning Kills

Mixing cleaning chemicals can be deadly. Learn about the most dangerous combinations and how to organize your janitorial closet to prevent accidents.

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Medical Facilities
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ProNatural Brands
Citric Acid
February 27, 2023
4 min read

It’s Your Janitorial Closet: Take Control

A messy janitorial closet reflects poorly on your service and can be dangerous. Learn how to organize it, reduce products, and improve safety.

ProNatural Brands
cleaning tips
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ProNatural Brands
Citric Acid
February 13, 2023
4 min read

Why Sustainability is Transforming the Professional Cleaning Industry

The professional cleaning industry is shifting from green products to sustainability-focused operations, and citric-based cleaning solutions made from renewable citrus fruits are leading the way.

ProNatural Brands
Schools and Universities
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ProNatural Brands
LEXX® Disinfectant & Cleaner
February 2, 2023
4 min read

Noroviruses: The Most Commonly Passed Virus In The World

Noroviruses are the most common cause of non-bacterial diarrhea worldwide. A study of 26 long-term care facilities reveals key cleaning failures and how to fix them.

ProNatural Brands
Home & Office
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ProNatural Brands
Citric Acid
January 31, 2023
4 min read

What Artificial Intelligence Says About Citrus-Based Cleaning Solutions

We asked an AI system about citric acid for cleaning. Here is what it said about effectiveness, origins, safety, and common uses of citric acid cleaning solutions.

ProNatural Brands
Home & Office
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ProNatural Brands
Citric Acid
January 5, 2023
4 min read

What We Learned About Cutting Boards and Christmas Dinner

Cutting boards exposed to raw meat and produce risk food poisoning if not properly cleaned. Learn the correct wash, dry, and sanitize process using citrus-based solutions.

ProNatural Brands
Home & Office
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ProNatural Brands
Citric Acid
January 4, 2023
4 min read

The Dark Side of Toys

Studies show germs and bacteria can live on plastic and rubber toys for days or weeks. Learn how to safely clean and sanitize children's toys with citrus-based products.

ProNatural Brands
Schools and Universities
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ProNatural Brands
Citric Acid
December 12, 2022
1 min read

White Paper | Citrus-Based Cleaning Solutions are Back in Style

From ancient Egypt to modern facilities, explore the fascinating history of cleaning with citric acid in this white paper.

ProNatural Brands
Schools and Universities
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ProNatural Brands
LEXX® Disinfectant & Cleaner
December 2, 2022
4 min read

Is Your Gym a Hub for Germs and Bacteria?

Gyms are natural hubs for germs and bacteria. Kent State researchers found staph on 40% of gym surfaces tested. Here is how to protect yourself and your members.

ProNatural Brands
Medical Facilities
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ProNatural Brands
Citric Acid
December 2, 2022
4 min read

Reeling In New Gym Members During the Holiday

Tips for gym owners on attracting new members during the holiday season, from smart discounting strategies to demonstrating a clean, safe, and sustainable facility.

ProNatural Brands
Medical Facilities
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ProNatural Brands
Citric Acid
November 18, 2022
4 min read

How to Prevent Food Borne Illnesses

A 2020 Cyclospora outbreak infected 701 people. Learn how restaurants and food service facilities can prevent food-borne illnesses through proper cleaning and sanitizing.

ProNatural Brands
Home & Office
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ProNatural Brands
Citric Acid
November 2, 2022
4 min read

What Cleaning for Health Looks Like

A clean-looking facility isn't necessarily healthy. Effective cleaning with safer products reduces colds by 80%, virus contamination by 62%, and absenteeism by 46%.

ProNatural Brands
Home & Office
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ProNatural Brands
Lexx Sanitizer & Cleaner
October 26, 2022
5 min read

Understanding Food Safety Inspection

Every state conducts food safety inspections. Learn what to expect, common violations, and how to use inspections as an opportunity to improve health compliance.

ProNatural Brands
Medical Facilities
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ProNatural Brands
Citric Acid
September 15, 2022
4 min read

Switching to Citric Acid Cleaning Solutionss? If so, here are a few things you need to know.

Citric acid cleaning solutions have been used for centuries. Here are key questions answered about where to use them, where not to, and how to clean with them.

ProNatural Brands
Medical Facilities
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ProNatural Brands
Citric Acid
September 15, 2022
4 min read

Looking for Safer Sanitizers and Disinfectants?

The San Francisco Department of the Environment identified citric acid as one of only three safe and effective active ingredients for sanitizers and disinfectants.

ProNatural Brands
cleaning tips
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ProNatural Brands
Citric Acid
September 10, 2022
5 min read

Questions and Answers about Citric Acid Cleaning Solutions

An interview with Lee Chen of ProNatural Brands covering the history, safety, effectiveness, and growing use of citric acid cleaning solutions in professional cleaning.

ProNatural Brands
Schools and Universities
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ProNatural Brands
Citric Acid
September 1, 2022
4 min read

Cleaning For Health: What It Really Means

A facility that looks clean isn't necessarily healthy. Proper cleaning with safer products can reduce colds by 80%, virus contamination by 62%, and absenteeism by 46%.

ProNatural Brands
Home & Office
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ProNatural Brands
Citric Acid
September 1, 2022
4 min read

Disinfectants and the Pandemic: How Much May Be Too Much?

COVID-19 highlighted the need for disinfecting, but are we overdoing it? Overuse of disinfectants can harm users, building occupants, and the environment.

ProNatural Brands
Schools and Universities
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ProNatural Brands
Citric Acid
August 27, 2022
5 min read

The Value of Citrus Cleaning Solutions: An Interview with Lee Chen

An interview with Lee Chen on the value of citrus-based cleaning solutions, their safety, effectiveness, and why they are the future of sustainable cleaning.

ProNatural Brands
Schools and Universities
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ProNatural Brands
Citric Acid
August 23, 2022
4 min read

Safety: UV-C Disinfection Systems vs. Citrus-Based Disinfecting System

UV-C disinfection systems are effective but pose serious health risks including eye trauma and respiratory problems. Citrus-based disinfectants offer a safer alternative.

ProNatural Brands
Home & Office
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ProNatural Brands
Citric Acid
August 9, 2022
5 min read

Why Facility Managers Need to Take a Closer Look at Lemons and Limes

Executive Order 14057 prioritizes sustainability, and citric acid cleaners made from lemons and limes help facility managers meet these targets safely and effectively.

ProNatural Brands
sustainability
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