Common questions answered by our research team
Yes, LiquidFix Door Lock and Hinge Lubricant by Master Lock has excellent safety credentials with a Safety Score of 8.5/10 based on our analysis of ingredients, certifications, and regulatory compliance. Our research methodology evaluates potential toxicity, allergen risks, and safety testing data.
Source: Auto-generated from product data
LiquidFix Door Lock and Hinge Lubricant has an R3 Score of 8.7/10. This score is calculated from three weighted factors: Safety (40%), Efficacy (30%), and Value (30%). Our methodology analyzes 1,000+ data points from peer-reviewed studies, FDA databases, and real-world testing.
Source: Auto-generated from product data
Based on our analysis, LiquidFix Door Lock and Hinge Lubricant offers excellent value at $12.99. It earns a Value Score of 8.7/10, which considers price-per-use, durability, and comparison to alternatives in the home & living category.
Source: Auto-generated from product data
LiquidFix Door Lock and Hinge Lubricant ranks among the top in our home & living category with an R3 Score of 8.7/10. View our full Home & Living rankings to see how it compares to alternatives on safety, efficacy, and value.
Source: Auto-generated from product data
LiquidFix Door Lock and Hinge Lubricant is manufactured by Master Lock. At Raised on Research, we independently evaluate all products regardless of brand reputation, focusing solely on scientific evidence and real-world performance data.
Source: Auto-generated from product data
Last updated: November 26, 2025
Master Lock
$12.99
LiquidFix Door Lock and Hinge Lubricant by Master Lock earns an R3 Score of 8.7/10, rating "excellent" among home & living products. Our research analyzed safety (8.5/10), efficacy (8.8/10), and value (8.7/10) using 1,000+ data points from peer-reviewed studies, regulatory databases, and real-world testing.
Overall
Safety
Efficacy
Value
Biodegradable lubricant for household hardware. Non-toxic formula safe for indoor use. Effective on locks, hinges, and sliding mechanisms without petroleum-based ingredients.
Calculated using category-specific weights for home & living products.
Ingredient toxicity, allergen risk, regulatory compliance
Performance testing, clinical studies, user reviews
Brand: Master Lock | Category: Home & Living
LiquidFix provides effective lubrication without the concerning ingredients found in conventional spray lubricants. The biodegradable formula makes it suitable for homes with children and pets.
Non-Toxic Formula:
Indoor Air Quality: Low-VOC formula minimizes off-gassing concerns. No strong chemical odor during or after application.
Considerations: While safer than conventional alternatives, any lubricant should be kept away from children and used with adequate ventilation.
Performance: Excellent penetration into lock mechanisms and hinge pins. Provides lasting lubrication without attracting dust (a common problem with oil-based lubricants).
Cost per use, durability, comparable alternatives
Why these weights?
This category uses our default weighting: 40% safety, 30% efficacy, 30% value.
Versatility: Works on door locks, hinges, drawer slides, window tracks, and other household mechanisms. Not recommended for high-heat applications.
Reasonably priced at ~$13 for a bottle that handles dozens of applications. The precision applicator reduces waste compared to spray products.
A practical, safer alternative to conventional lubricants for everyday household maintenance. Keeps things moving smoothly without introducing harsh chemicals into your home.
Evidence supporting our analysis
Household products including lubricants can release volatile organic compounds that affect indoor air quality.
EPA→VOCs from Household ProductsPlant-based lubricants offer comparable performance to petroleum alternatives with reduced environmental impact.
Tribology International→Biodegradable Lubricants ReviewNo similar products from Master Lock found