Relief Factor’s side-effect profile is genuinely mild; the “harm” people report is almost entirely financial. This page separates the two: the recurring billing complaints, the modest physical effects, and the evidence gaps behind the formula. Everything is dated, and we flag what’s a documented pattern versus an individual report.

The complaint themes

01Auto-ship billing. By far the dominant theme: the $19.95 QuickStart trial enrolls buyers in a subscription that jumps to about $84.95 a month, and the recurring charge often arrives as a surprise. The cost breakdown runs that math.
02Cancellation friction. Closely tied to the billing complaint: buyers report difficulty stopping the subscription before the next charge. Notably, formal BBB complaints are few (roughly 3 in three years, and the brand holds an A+), but billing gripes appear more on Trustpilot and PissedConsumer.
03Weak-evidence ingredients. Resveratrol (~70 mg) and icariin (~200 mg) have thin human evidence for pain, and the omega-3 (~900 mg) and curcumin (667 mg turmeric extract) are underdosed versus the research. There is no published trial on the finished formula. Detailed in our 54/100 review.

Side effects and safety notes

Physically, Relief Factor is low-risk. The most common notes are fish-oil related — fishy burps or aftertaste and mild digestive upset — usually manageable by taking the packets with food. The turmeric (curcumin) component can interact with warfarin and other blood thinners and may add to bleeding risk, so anyone on those medications should check with a doctor first. As with any supplement, people who are pregnant, nursing, or managing a health condition should consult a clinician. Worth noting: the label claims “3rd-party tested” but names no certifier, so that reassurance can’t be verified. The honest summary is that the real risk here is to your wallet, not your body.

Relief Factor — complaint vs. side-effect risk · checked July 2026
Surprise auto-ship (~$84.95/mo)FinancialDominant complaint
Cancellation frictionFinancialCommon, tied to auto-ship
Fishy burps / mild GIPhysicalMild, take with food
Turmeric + blood thinnersPhysicalAsk a doctor first
Unverifiable benefitEvidenceUnderdosed, no formula trial

Put simply: the physical downside is small and manageable, but the billing model is where most buyers get burned. If you’re weighing whether to enroll, the cost breakdown shows exactly what the trial converts to, and the alternatives page covers options that skip the auto-ship entirely.

Frequently asked questions

Does Relief Factor have side effects?

For most people they’re mild and fish-oil related — fishy burps or aftertaste and minor digestive upset, usually eased by taking it with food. The turmeric can interact with blood thinners, so check with your doctor if you take one. Physically it’s low-risk.

What is the most common Relief Factor complaint?

Billing. The $19.95 trial enrolls you in a subscription that jumps to about $84.95 a month, and the surprise recurring charge plus cancellation friction are the recurring gripes — more visible on Trustpilot and PissedConsumer than on its BBB page, which shows only a handful of complaints.

Does Relief Factor actually work?

The doses are disclosed, which is a plus, but the omega-3 and curcumin are underdosed versus joint research, and resveratrol and icariin have weak human evidence for pain. There’s no published trial on the finished formula, so any benefit is uncertain — see our review.

Is Relief Factor a scam?

There’s no confirmed FTC action, and the product itself is a real, disclosed-dose supplement, so “scam” overstates it. But the trial-to-subscription billing model catches people off guard, which is why most complaints are financial rather than about the product’s safety.

Sources

  1. Consumer review platforms (Trustpilot, PissedConsumer) and BBB listing for Relief Factor / Promedev (auto-ship billing and cancellation complaint themes; A+ rating with ~3 BBB complaints in three years; linked live, not republished). Accessed July 2026.
  2. General coverage of fish oil and turmeric/curcumin tolerability and blood-thinner interaction; ingredient-evidence notes. Accessed July 2026.
  3. The Ingredient Report — Relief Factor review (54/100) and cost breakdown. Checked July 2026.

Update history

Content is for informational purposes only and is not medical advice. Medical disclaimer.