7 Science-Backed Steps to a Heart-Healthy Diet (That Also Supports Weight Loss)

7 Science-Backed Steps to a Heart-Healthy Diet (That Also Supports Weight Loss)

Posted by Matt Grimm on

February is Heart Health Month, and while heart health and weight loss are often discussed separately, for many people, the two go hand in hand. Dietary patterns that improve cholesterol, blood sugar, and inflammation also support sustainable weight management without extreme restriction.

One of the most well-researched approaches to heart health is the Mediterranean diet, a pattern that emphasizes vegetables, fruits, legumes, whole grains, fish, nuts, seeds, and monounsaturated fats such as olive oil, with minimal intake of red meat, saturated fat, and highly processed foods. This way of eating is not only flavorful and satisfying, but also strongly linked to lower cardiovascular disease (CVD) risk (1).

Below are seven science-backed strategies, grounded in Mediterranean-style principles, that support both heart health and weight loss.

1. Prioritize Quality Protein at Every Meal

Protein supports blood sugar stability, appetite regulation, and lean muscle mass—key factors for metabolic and cardiovascular health (2). Mediterranean-style eating favors fish, eggs, legumes, and plant-based proteins, making it compatible with vegetarian and pescatarian patterns.

Aim for 20–30 grams of protein per meal, spaced evenly throughout the day.

Designer Wellness options:
Designer Whey, Designer Soy, Designer Egg

2. Choose Fats That Improve Cholesterol

The Mediterranean diet’s cardiovascular benefits are largely attributed to its emphasis on monounsaturated and omega-3 fats, particularly from olive oil, nuts, seeds, and fatty fish.

Replacing saturated fat with unsaturated fat improves lipid profiles and lowers CVD risk (3). Contrary to concerns about fat intake and weight gain, research shows Mediterranean-style fat intake supports satiety and weight stability when consumed in moderation.

Daily strategies:

3. Balance Carbohydrates to Reduce Blood Sugar Spikes

Mediterranean-style eating emphasizes fiber-rich carbohydrates such as fruits, vegetables, beans, and whole grains. Pairing these carbohydrates with protein and healthy fats slows digestion, improves glucose control, and supports more stable energy levels (4). 

Simple Snack & Meal Pairing Ideas for Better Blood Sugar Control

Balanced blood sugar reduces inflammation, insulin resistance, and long-term cardiovascular risk. (5)

4. Eat for Satiety, Not Restriction

Highly restrictive diets that cut calories without providing adequate nutrients like protein, healthy fats, vitamins, and minerals can raise stress hormones, increase muscle loss, and are linked to weight regain once the diet ends. In contrast, Mediterranean-style meals rich in fiber, protein, and healthy fats promote satiety, stable blood sugar, and long-term adherence. (6)

Spreading nutrients evenly throughout the day also supports better absorption, balanced blood sugar, and steady energy. Here’s an example of a day that follows these principles:

Breakfast

Snack

Lunch

Snack

Dinner

Dessert

This approach supports both heart health and sustainable weight loss.

5. Support Gut Health With Fiber + Protein

Gut health plays a role in cholesterol metabolism and systemic inflammation. Diets rich in plant fibers are associated with lower LDL cholesterol and improved insulin sensitivity (7)

Pair fiber with protein:

6. Build Muscle With Varied Movement

Lifestyle was a key factor observed in Mediterranean populations with lower heart disease risk. They moved more and spent time outdoors (8). Muscle mass improves insulin sensitivity and metabolic health, both protective against CVD (9).

Aim for:

7. Reduce Chronic Stress & Inflammation

Chronic stress elevates cortisol and blood sugar levels, increasing cardiovascular risk. Mind-body practices such as yoga and breathwork have been shown to reduce inflammation and improve metabolic markers (Pascoe et al., 2017). Stress management is a core—but often overlooked component of heart health.

One-Day Mediterranean-Inspired Meal Plan

Breakfast:
Designer Energy
Oatmeal with berries and chia seeds

Snack:
Protein smoothie with Designer Egg, spinach, berries, flax

Lunch:
Salmon or tofu bowl with quinoa, vegetables, olive oil

Snack:
Apple with walnuts

Dinner:
Fish or eggs, roasted vegetables, beans, or sweet potato

Before Bed:
Protein drink (Designer Whey or Designer Soy) for overnight blood sugar support

The Bottom Line

A Mediterranean-style, protein-balanced approach supports heart health, metabolic function, and long-term weight management. By focusing on whole foods, healthy fats, balanced carbohydrates, variety in movement, and stress reduction, you create a sustainable foundation for lifelong cardiovascular health.

Created by Designer Wellness Ambassador Ginger Cochran, MS, RDN, CDCES, EP

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