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Laxatives For Constipation Comparison - September 2025
Overview: There are many types of laxatives available to treat constipation. The best laxative for you may depend on the severity of your constipation and your preference. This page compares some of the most popular laxatives for constipation, including their pros and cons.
Here are the top 3 recommended products with more information to help you find the right product for you
9.7
1
Amazon Basic Care
Amazon Basic Care ClearLax Polyethylene Glycol 3350 Powder for Solution, Osmotic Laxative, Relieves Occasional Constipation, Unflavored, 1.68 pound (Pack of 1)
9.8Simple to use
9.4worth the money
9.4Flavor
Why we love it
Effective constipation relief in 1-3 days.
Mixes easily with any beverage.
Doctor-recommended active ingredient.
Main highlights
UNFLAVORED POWDER: Unflavored laxative powder dissolves in any beverage; grit free, sugar free and gluten free; for adults and children 17 years of age and older
SOFTENS THE STOOL: This laxative increases frequency of bowel movements and softens the stool
DOCTOR RECOMMENDED ACTIVE INGREDIENT: Polyethylene Glycol 3350 is the Number One Doctor Recommended Laxative Active Ingredient (of U.S. physicians surveyed by an independent market research firm, excluding Therapeutic Fiber and Stool Softeners)
CONSTIPATION RELIEF: Relieves occasional constipation/irregularity; generally produces a bowel movement in 1 to 3 days
ACTIVE INGREDIENT: The active ingredient of this osmotic laxative is Polyethylene Glycol 3350; compare to MiraLAX active ingredient
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9.6
2
MiraLAX
MiraLAX Laxative Powder, Gentle Constipation Relief for Adults, Stool Softener with PEG 3350, Nonstimulant Laxative, No Harsh Side Effects, Osmotic Laxative, 45 Dose
9.6Simple to use
9.4Flavor
9.4simple to consume
Why we love it
Gentle on the digestive system.
Versatile mixing with various foods.
Cost-effective in larger sizes.
Main highlights
Works naturally with the water in your body: MiraLAX laxative powder gently unblocks your system by hydrating and softening your stool for occasional constipation relief
Unflavored, grit-free powder: Dissolves completely in any hot or cold beverage for a simple, stress-free experience
Nonstimulant: Cramp-free constipation relief for women and men that won’t disrupt your day; works naturally with the water in your body
No harsh side effects: A laxative for constipation that doesn't cause gas, bloating, cramping, or sudden urgency
Free from sugar, preservatives, and gluten: Dependable and gentle laxative for women and men
#1 doctor-recommended OTC laxative: Recommended by physicians, gastroenterologists, and pharmacists for safe and effective constipation relief for adults
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9.3
3
Ex-Lax
30% Off
Ex-Lax Maximum Strength Stimulant Laxative Constipation Relief Pills for Occasional Constipation, Gentle Laxatives - 24 Count
9.8simple to consume
9.4worth the money
9.3Flavor
Why we love it
Dependable overnight relief.
Easy to use, no mess.
Quick results in 6-12 hours.
Main highlights
Overnight laxative that typically produces results in as little as 6 to 12 hours
One 24 count box of ex-lax Maximum Strength Stimulant Laxative Pills for Relief of Occasional Constipation, Gentle Laxatives
Maximum strength sennosides 25mg laxative tablets
Gentle laxative tablets formulated for dependable overnight constipation treatment
Constipation relief tablet is easy to dose with no mixing and no mess
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Our ranking system
At BestChoice.com, our team curates a selection of top products from a vast array available online, using a sophisticated ranking system based on carefully defined criteria. While traditional hands-on testing has its merits, our use of AI technology offers distinct advantages. AI allows us to process and analyze vast amounts of data from multiple sources, providing a comprehensive view that goes beyond what manual testing can achieve. This approach enables us to deliver insights that are aligned with current trends and consumer preferences, ensuring our reviews are both relevant and up-to-date.
Features
Our AI-driven analysis examines key attributes, capabilities, and other critical factors tailored to each product category. This method allows us to assess effectiveness from various perspectives, ensuring a well-rounded evaluation.
Consumer Reviews
We aggregate and evaluate consumer feedback from across the internet, giving weight to ratings and reviews that reflect the most reliable insights. AI enhances this process by filtering and prioritizing data, offering a balanced view without the need for direct personal endorsements.
Popularity
Our system also considers the popularity of products, analyzing factors such as market presence, reputation, and user satisfaction. By leveraging AI, we capture a comprehensive picture of a product's standing in the market, which may not always be evident through traditional testing.
Value for money
AI allows us to compare products based on attributes like price, specifications, and user feedback, helping to determine their value for money. This data-driven approach offers an efficient and reliable way to assess how products stack up against one another in terms of cost-effectiveness.
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9.4 
9.7
1Amazon Basic Care
Effective constipation relief in 1-3 days.
