Find the diet that fits your life,
not just the headlines
We review popular weight-loss programs on what actually matters — effectiveness, cost, sustainability, and ease of use — so you can compare and decide with confidence.
Latest reviews
Every plan is scored out of 5 against the same six criteria. Highest-rated first.
Mediterranean Diet Review: What It Is, Evidence, Cost, Pros & Cons
The strongest long-term health evidence of any pattern we have reviewed, with no vendor, no phases and nothing to come off. Weight loss is modest by design — this is scored on health outcomes, not the scale.
Read the full review →
Jillian Michaels “The Fitness App” Review: Price, Meal Plans, Workouts, Pros & Cons
Trainer-style structure at home without prepackaged meals — one of the strongest all-in-one options at its price point.
Read the full review →
WeightWatchers Review: Points Programme, Pricing, Evidence, Pros & Cons
The best-evidenced commercial programme we have reviewed — flexible, nothing banned, built for the long term. The catch is permanent daily logging and a 12-month commitment behind the advertised price.
Read the full review →
South Beach Diet Review: Phases, Foods, Membership, Pros & Cons
A sensible lower-GI framework with a short reset followed by flexible maintenance — good for appetite control if you cook.
Read the full review →
Nutrisystem Review: Plans, Pricing, Pros & Cons
One of the easiest hands-off weight-loss options — good for busy people who want structure, though you pay for convenience.
Read the full review →
Dukan Diet Review: Phases, Pros & Cons, Safety
Can produce early weight loss, but it is restrictive, nutritionally imbalanced in the early phases, and poorly supported for long-term use.
Read the full review →Compare at a glance
The practical facts, side by side. See each review for current pricing.
| Plan | Our rating | Meal delivery | Best for | Approx. cost / mo |
|---|---|---|---|---|
| Mediterranean Diet | 4.5 / 5 | No | Long-term health, eating out, family meals | No fee · +$25-75/mo food |
| Jillian Michaels “The Fitness App” | 4.1 / 5 | No | Home workouts + meal planning | $12.50–$20/mo |
| WeightWatchers | 3.9 / 5 | No | Flexible long-term eating, no banned foods | $12–$23/mo |
| South Beach Diet | 3.5 / 5 | No | Lower-GI eating, flexible long-term | $20–$50/mo |
| Nutrisystem | 3.4 / 5 | Yes | Hands-off convenience | $370-$425/mo |
| Dukan Diet | 2.0 / 5 | No | Short-term structured reset | No fee · +$75-150/mo food |
How every plan is rated
The same six criteria, applied consistently to every programme we review.
Safety & evidence 25%
Clinical support, potential risks, and medical suitability
Nutrition quality 20%
Macronutrient balance, food variety, and micronutrient coverage
Sustainability 20%
Long-term adherence, lifestyle fit, and flexibility
Results 15%
Short- and long-term outcomes from users and studies
Cost & value 10%
Total cost of following the plan, food included
User experience 10%
Guidance quality, daily burden, and tools
Each plan is scored 0–5 on all six, and the overall rating is calculated — never assigned by hand. See what every score means →
Not sure where to start?
Pick what matters most to you and we’ll point you to the most relevant review.
Why trust these reviews
Our standards, in plain terms.
Independent
No payment accepted for ratings or placements. Every score reflects our own research.
Evidence-focused
Reviews draw on clinical literature, program documentation, and real-world user outcomes.
Kept current
Pricing, plans, and program details are re-verified and updated when programs change.
RatingDietPlans.com is for educational purposes and is not a substitute for personalized medical or nutritional advice from a qualified healthcare professional.
Reviews coming soon
The library is growing. Next up:
Want a specific plan reviewed? Let us know.