
Feel Confident — Inside and Out
At Boston Proper, we believe that wellness is the ultimate accessory. That’s why we’ve partnered with L-Nutra Health
to bring you exclusive access to clinically proven nutrition programs that empower you to look and feel your best — from the inside out.
Whether you’re focused on metabolic health, looking to reset your energy and weight, or aiming to reverse the course of chronic conditions like Type 2 diabetes, L-Nutra offers a sophisticated, science-driven approach to help you take charge of your health — without relying on medications.
- Backed by leading physicians
- Designed to preserve lean muscle
- Rooted in the science of fasting and nutrition
- Wellness is the new power move. Your journey starts here.
Proven results you can trust
#1 Doctor Recommended Nutrition for Health & Longevity

59%
Reduced Insulin Resistance
Significant reduction
in insulin resistance

1.4%
A1C
Reduction
Improve blood glucose
and insulin sensitivity

$10K
Cost
Savings
Reversing metabolic conditions leads to decrease in drug utilization

22lb
Weight
Loss
Fat-focused weight loss with muscle protection

67%
Reduce
Medications
Reduce or eliminate reliance on costly diabetes drugs

59%
Reduced Insulin Resistance
Significant reduction
in insulin resistance

1.4%
A1C
Reduction
Improve blood glucose
and insulin sensitivity

$10K
Cost
Savings
Reversing metabolic conditions leads to decrease in drug utilization

22lb
Weight
Loss
Fat-focused weight loss with muscle protection

67%
Reduce
Medications
Reduce or eliminate reliance on costly diabetes drugs
How it works
L-Nutra Health programs go beyond symptom management by addressing the underlying causes of metabolic conditions—such as muscle loss, abdominal fat, and cellular aging. Through clinically validated, dietitian-guided comprehensive programs centered around cycles of a low-glycemic FMD, L-Nutra Health programs offer a proactive solution for prevention, management, remission, and even reversal. Learn more
When used as part of a comprehensive program, the FMD has shown:
- 59% reduction in insulin resistance (1)
- 22 lbs average fat-focused weight loss while preserving muscle (1)
- 1.4% decrease in A1c levels (1)
- 67% reduction or elimination of medication reliance (1)
- Estimated savings of $41,613 for patients on two or more medications after following a 3-year FMD program (2)
- Reduction in biological age score and improved cardiometabolic markers (3)

Available Programs
L-Nutra Health’s structured, clinically-validated, comprehensive programs are designed to improve and potentially reverse metabolic health conditions without drastic lifestyle changes and reduce medication dependence. They provide:


360-degree on going support from trained professionals
Low-glycemic 5-Day Fasting Mimicking Diet (FMD) to stabilize glucose levels
12-Month Diabetes Remission Program
A twelve-month program that includes medical oversight, medication and lab monitoring, and multiple FMD cycles personalized to specific need
Six-Month Metabolic Health Program
A six-month program that includes four FMD cycles paired with Longevity Diet principles to meet your personalized needs
Promete 5-Day Trial Kit
This introductory plan allows you to experience a 5-day health coach-guided fasting cycle before committing to a long-term program to see if it is right for you