Green Valley Colon Ultra Cleanse Review: Does It Work?

Is Colon Ultra Cleanse worth it? My honest review at a glance

Green Valley Colon Ultra Cleanse promises to "detox" your colon, beat bloating and restore regularity. It will almost certainly make you go to the bathroom — but for an honest reason people should understand before buying: it's built around a stimulant laxative (senna). That makes it effective for occasional constipation, but it also raises real safety and value questions, especially at ~$50 a bottle on autoship. Let's be straight about what you're actually getting.

I went through the formula, the "detox" claims, the safety issues, the brand, and the real feedback. Here's my honest take.

The essentials of my Colon Ultra Cleanse review

My rating: 5/10 — an effective short-term laxative sold as a "detox," at a premium price with real cautions.

Key spec: psyllium fiber + senna stimulant laxative, 1–2 capsules daily (short-term).

Detail	Green Valley Colon Ultra Cleanse
Brand	Green Valley Naturals (Lexington, VA)
Format	Capsules, 1–2/day (up to 6), 60 per bottle
Key actives	Psyllium 500mg, senna (20% sennosides) 21.5mg, NAC, fennel, ginger, goldenseal
Mechanism	Stimulant laxative + bulk fiber (not a "detox")
Price	$49.99 one-time / $45 autoship
Note	Gelatin capsule (so the "vegan" claim is questionable); contains sesame, soy

✅ What I liked

• ✅ Fully disclosed doses (no proprietary blend) — you can see exactly what's in it.
• ✅ Effective for occasional constipation — senna plus psyllium reliably gets things moving.
• ✅ Adds fennel and ginger for digestive comfort; made in a US cGMP facility.
• ✅ 90-day money-back guarantee (with caveats — see the brand section).

❌ What held it back

• ❌ It's a stimulant laxative marketed as a "detox" — the detox framing isn't supported by science.
• ❌ Senna is for short-term use; regular use risks dependency — yet it's sold on monthly autoship.
• ❌ Expensive (~$50) versus cheaper/gentler options, and the brand has documented autoship/refund complaints.

In this Colon Ultra Cleanse review:

• What's inside
• Does it actually "detox" your colon?
• Is it safe to take long-term?
• Who makes it
• Does it actually work?
• Is it worth the price?
• How it compares
• Side effects
• What customers say
• My verdict
• FAQ

What's inside Green Valley Colon Ultra Cleanse?

To Green Valley's credit, the formula is fully disclosed (no proprietary blend). Per capsule:

• 🌾 Psyllium seed husk (500mg) — a bulk-forming soluble fiber.
• 🚨 Senna leaf extract, 20% sennosides (21.5mg) — a stimulant laxative, the same drug class as OTC Senokot. This is the ingredient doing most of the work.
• 🌿 Fennel (54mg) and ginger (18mg) for gas/digestive comfort.
• NAC (100mg) and goldenseal (9mg) — marketed for "wellness," but with no meaningful colon-specific evidence.

⚠️ Two honest flags. First, notably, it does not contain probiotics despite what some third-party listings imply. Second, the capsule is gelatin (animal-derived), which contradicts the brand's "vegan" checkmark — so treat the vegan claim as questionable. It also contains sesame and soy.

Does Colon Ultra Cleanse actually "detox" your colon?

Here's the most important myth to clear up. No — it doesn't "detox" anything. The idea that your colon accumulates "toxins" or "sludge" that need purging isn't supported by science; your liver and kidneys handle detoxification, and major medical bodies (Mayo Clinic, the NIH) find no evidence that colon cleansing removes toxins or provides benefits beyond simply emptying the bowel.

💡 What Colon Ultra Cleanse actually does is produce a laxative effect: the senna stimulates bowel contractions and the psyllium adds bulk, so you go to the bathroom. That's real and useful for occasional constipation — but it's a laxative, full stop. The "detox/cleanse" language is marketing, not a distinct health benefit, so don't buy it expecting anything beyond a bowel movement.

Is Colon Ultra Cleanse safe to take long-term?

This is the safety point that matters most, and it deserves a clear answer: stimulant laxatives like senna are meant for short-term, occasional use — generally not more than about a week without medical guidance.

🚨 Regular or prolonged use of stimulant laxatives is associated with:

• Dependency — your bowel can become reliant on the stimulant to function.
• Worsening constipation over time, and electrolyte disturbances.
• Cramping and diarrhea, especially at higher doses.

⚠️ That's exactly why the product's "adjust up to 6 capsules a day" dosing and its monthly autoship model sit awkwardly against how senna should actually be used. Take it for occasional relief, not as a daily "cleanse" habit — and if you're relying on any laxative regularly, that's a reason to see a doctor, not to subscribe.

Who makes Colon Ultra Cleanse?

It's made by Green Valley Naturals (Green Valley Natural Solutions, based in Lexington, VA), a long-running US direct-response supplement marketer founded by health publisher Lee Euler and acquired in 2025 by consumer-brand veteran Stuart Benson. (Note: it's not the Dr. Sears brand — that's a different company.) So it's an established, real business — but one with direct-mail/newsletter marketing DNA and a heavy autoship model.

⚠️ On reputation, be cautious: Green Valley is not BBB-accredited, and there's a recurring pattern of complaints about automatic recurring charges, difficulty getting refunds, and customers paying return shipping. The "90-day money-back guarantee" is real but reportedly not friction-free. ➡️ Read the trial/cancellation terms carefully, keep return tracking, and prefer a one-time purchase over autoship.

Does Colon Ultra Cleanse actually work?

For its real job — relieving occasional constipation — yes, it works, because senna is a proven laxative.

A realistic Colon Ultra Cleanse timeline

• First 6–24 hours: Senna typically produces a bowel movement within this window (often overnight if taken in the evening).
• Ongoing: Reviewers who use one capsule at night report a regular morning BM — but this is the laxative working, and it's not meant to be an indefinite daily routine.

➡️ The honest read: it reliably relieves occasional constipation, and some find it gentle while others (usually at higher doses) get cramping. Just be clear about what "working" means here — it's a laxative effect for short-term relief, not a cleanse that improves long-term gut health.

Is Colon Ultra Cleanse worth the price?

At $49.99 one-time (or $45 on autoship) for 60 capsules, it's expensive for what is, fundamentally, senna and psyllium — ingredients available far more cheaply elsewhere.

💰 My take on the value: not great value. A box of senna tea (Smooth Move) costs about $5–$6, and plain psyllium is cheap too. You're paying a premium for the multi-ingredient blend, the "detox" branding, and the direct-response marketing. For occasional relief, cheaper laxatives do the same job; for ongoing regularity, a gentle fiber-only product or magnesium is a safer, cheaper long-term choice than a senna-based "cleanse" on autoship.

How does Colon Ultra Cleanse compare to Dr. Tobias, Smooth Move and Health Plus?

Here's how it stacks up against three colon/constipation products US shoppers cross-shop.

Product	Price	Key actives	Strength	Weakness
Green Valley Colon Ultra Cleanse	$45–50 / 60	Psyllium + senna + NAC/fennel/ginger	Fully disclosed doses, multi-ingredient	Priciest, senna (short-term only), autoship complaints
Dr. Tobias Colon 14 Day Cleanse	~$22 / 28	Senna + cascara + psyllium + probiotics	Cheap, huge review base, Prime	Uses two stimulant laxatives — even less long-term-friendly
Smooth Move (senna tea)	~$5–6 / 16 bags	Senna leaf + fennel, ginger	Very cheap, trusted, clear "≤1 week" warning	Still a stimulant laxative; tea format; can cramp
Health Plus Original Colon Cleanse	~$18–29	Psyllium fiber only (no stimulant)	Gentle, fiber-only — safer for regular use	Gritty powder; no fast laxative "kick"

So which should you choose? For cheap occasional relief, Smooth Move tea does the same thing as Colon Ultra Cleanse for a fraction of the cost. For gentle, safe daily regularity, a fiber-only product (Health Plus Original, or plain psyllium/magnesium) is the smarter long-term choice. Dr. Tobias is cheaper but doubles up on stimulant laxatives. Colon Ultra Cleanse's disclosed multi-ingredient formula is its main edge — it doesn't win on price, safety-for-daily-use, or value.

Are there side effects to Colon Ultra Cleanse?

Because it's a stimulant laxative, the side-effect profile is exactly what you'd expect from senna: abdominal cramping, urgency and diarrhea, especially at higher doses, plus the risk of dependency and electrolyte imbalance with prolonged use.

⚠️ Do not take Colon Ultra Cleanse without medical advice if you:

• Have any bowel condition (IBD, obstruction, undiagnosed abdominal pain), or are prone to electrolyte issues.
• Are pregnant or breastfeeding (senna and goldenseal are generally not advised).
• Take medications — laxatives can affect absorption, and goldenseal can interact with several drugs.
• Need a laxative more than occasionally — chronic constipation warrants a doctor, not an indefinite cleanse.

Supplements aren't FDA-approved and don't treat any condition. Use senna-based products short-term only, drink plenty of water, and stop if you get significant cramping.

What do real customers say about Colon Ultra Cleanse?

Feedback (mostly on the brand's own site, ~4.1/5 from a small sample) splits predictably:

👍 The positives: reliable overnight relief ("one capsule at night, regular in the morning"), some describing it as gentle and cramp-free, and praise for customer service.

👎 The negatives: the price ("alternatives do the same for far less"), thin independent evidence, and the laxative-inherent risks — cramping and dependency for some. One independent reviewer rated it just 4/10 and "not recommended." And there are the brand-level autoship/refund complaints to keep in mind.

So, should you buy Colon Ultra Cleanse?

Is Colon Ultra Cleanse worth it? My verdict is mostly no — 5/10.

To be fair, it's a transparently-dosed product that genuinely relieves occasional constipation, because senna and psyllium work. If you want an occasional-use laxative and you buy it one-time, it does the job.

But the honest problems stack up: it's sold as a "detox" it can't deliver, it's built on a stimulant laxative that's only meant for short-term use (yet offered on monthly autoship), it's expensive versus far cheaper equivalents, the brand has autoship/refund complaints, and even the "vegan" claim is inconsistent with its gelatin capsule.

• 👍 Consider it only if you want an occasional-use laxative, you buy one-time (not autoship), and you're fine paying a premium for the disclosed multi-ingredient blend.
• 👎 Skip it if you want value (Smooth Move tea is ~$5), safe daily regularity (choose fiber-only or magnesium), or a real "gut health" product — and see a doctor for chronic constipation.

➡️ Bottom line: an overpriced senna laxative wearing a "detox" label. It works short-term, but cheaper, safer options do the same — and no colon cleanse "detoxes" you.

Colon Ultra Cleanse FAQ

Does Colon Ultra Cleanse actually detox your colon?

No. There's no scientific evidence that colon cleansing removes "toxins" — your liver and kidneys handle detoxification. What it does is act as a laxative (via senna and psyllium) to produce a bowel movement. The "detox" framing is marketing, not a real added benefit.

Is Colon Ultra Cleanse safe to use every day?

No — it contains senna, a stimulant laxative meant for short-term, occasional use (generally not more than about a week without a doctor). Regular use can cause dependency, worsening constipation and electrolyte problems, which is why the monthly-autoship model is a poor fit for it.

What's in Colon Ultra Cleanse?

Per capsule: psyllium husk (500mg), senna extract (21.5mg, 20% sennosides), NAC (100mg), fennel (54mg), ginger (18mg) and goldenseal (9mg), in a gelatin capsule. Doses are fully disclosed; there are no probiotics despite some listings suggesting otherwise.

Does Colon Ultra Cleanse cause cramping?

It can. As a senna-based laxative, cramping, urgency and diarrhea are possible, especially at higher doses (it can be taken up to 6 capsules a day). Some users find a single capsule gentle; results vary with dose.

How much does Colon Ultra Cleanse cost?

$49.99 for a one-time 60-capsule bottle, or $45 on monthly autoship, with cheaper 3-bottle bundles. It's expensive for a senna/psyllium product — senna tea or plain psyllium cost far less.

Is Green Valley Naturals a legit brand?

Yes, it's a real, long-running US direct-response supplement company (not the Dr. Sears brand). But it's not BBB-accredited and has a pattern of complaints about recurring autoship charges and refund friction, so read the terms carefully and prefer a one-time purchase.

Is Colon Ultra Cleanse vegan?

Questionable. The brand lists a "vegan" claim, but the product uses a gelatin capsule, which is animal-derived. It also contains sesame and soy. If strict vegan status matters to you, this is a red flag to verify before buying.

Keep reading before you buy Colon Ultra Cleanse

A little homework helps with "cleanse" and laxative products:

• How to read a supplement and medication label — so you can spot a stimulant laxative like senna.
• How to buy medications and supplements online safely — including how to avoid autoship traps.

Disclaimer: This Colon Ultra Cleanse review is independent editorial information, not medical advice. This product contains senna, a stimulant laxative intended for short-term, occasional use only; prolonged use can cause dependency and other harms. Dietary supplements are not intended to diagnose, treat, cure or prevent any disease, and individual results vary. Talk to a licensed healthcare professional before using laxatives, especially if you are pregnant, take medication, or have a bowel condition or chronic constipation. This page may contain affiliate links; we may earn a commission at no extra cost to you, which never changes our honest assessment. Pricing was accurate at the time of writing (July 2026) and may change — verify on the official site.