Supplements That Can Help Support a Healthy Weight (Free Article)

Weight management is generally influenced by blood sugar, appetite regulation, stress hormones, gut health, sleep, and muscle mass. Supplements can help support these systems, but they work best alongside nutrition, movement, sleep, and stress management.

Below are supplements with the strongest evidence and most practical clinical utility.

Worthy Mention

Supplements should be viewed as just that… supportive tools (not magic pills) supplementing a foundation of healthy habits. If you choose to start taking daily supplements and this is the only change you make to your routine with the expectation of seeing monumental change, just know that you will likely see minimal benefit.

Key Supplements for Healthy Weight

Protein: Let’s Start Here

While not a “supplement” in the traditional sense, adequate protein intake is one of the most powerful tools for weight management. We thought it was important to mention in this section because without adequate protein, taking supplements is like building a sandcastle using a food strainer as your bucket.

How it helps:

• Increases satiety
• Preserves muscle during weight loss
• Improves insulin sensitivity
• Burns more calories even while sedentary

Many adults under-eat protein, especially during calorie restriction or while on GLP-1 medications.

Basic Target: ~0.5–0.7 g per pound of goal body weight (this is individualized to personal goals.)

Check out our short write up on Protein to find out more details about how to calculate your personalized protein goals.

On a GLP-1 medication and wondering if you are losing too much muscle? We offer urine amino acid testing to help accurately determine protein needs, and whether your body is burning up your protein instead of fat. Check out our GLP-1 support program here to learn more.

Vitamin C

Vitamin C plays a quiet but important role in metabolism. Research actually found that taking oral vitamin C can result in weight loss specifically for overweight/obese folks.

How it helps:

• Supports fat oxidation during exercise
• Helps regulate cortisol (stress hormone)
• Supports mitochondrial function
• Involved in carnitine synthesis (fat transport into cells)

Interesting Facts: Low vitamin C levels have been associated with greater difficulty losing fat, even with exercise.

Many studies have shown that people who are overweight or obese have lower serum Vitamin C levels. This is because excess weight adds stress to the immune system, resulting in more inflammation.

Therefore, to counteract the inflammation, your body uses up more antioxidants (like Vitamin C) to try and stabilize the oxidative stress in the internal environment.

Might be worth trying out!

Vitamin D

This plays a role in many immune system mechanisms and metabolic functions relating to weight regulation.

Important fact:

Low vitamin D levels are consistently associated with higher body fat, greater insulin resistance, and increased difficulty losing weight.

How does it help:

• Improves insulin sensitivity: Important for the prevention of Diabetes.
• Supports healthy fat cell signaling: Clear communication between cells helps your body respond and use/store fat efficiently.
• Helps regulate appetite
• Supports muscle strength and recovery
• Modulates inflammation linked to metabolic dysfunction

Want to learn more about the power of Vitamin D, check out our free write up here.

Omega-3 Fatty Acids (EPA and DHA)

These long-chain omega-3 fats influence inflammation, insulin signaling, and fat metabolism. Most commonly seen in the supplement world as fish oil.

Relevant fact:

Most people consume far more omega-6 fats compared to omega-3 fats. This creates an inflammatory imbalance that can oppose weight loss efforts.

What is the Difference Between Omega-6 and Omega-3 Fats?

Both omega-3 and omega-6 fatty acids are essential fats, meaning your body needs them but cannot make them on its own. You have to get them from food.

The key difference lies in how they affect inflammation in the body.

Omega-3 fatty acids are typically considered the “calming” fats, known for helping reduce inflammation. Other functions include:

• Supporting a healthy heart
• Optimizing brain function
• Aiding in the production of hormones
• Maintaining joint health
• Increasing insulin sensitivity
• Helping with mood regulation

Common sources of Omega-3s:

• Wild-caught fatty fish (salmon, sardines, mackerel)
• Chia seeds
• Flaxseeds
• Walnuts
• Algae oil

Omega-6s are necessary for immune function, wound healing, and cell growth, but are pro-inflammatory and may promote chronic inflammation when consumed in excess.

Common sources:

• Corn oil
• Soybean oil
• Sunflower oil
• Processed foods
• Fast food
• Packaged snacks

The Real Issue: The Ratio of Omega-3s to Omega-6s

Today, most people consume far more omega-6s than omega-3s, often in a ratio of about 20:1. A healthier ratio is about 4:1. This imbalance contributes to inflammation, increased heart disease risk, metabolic dysfunction, insulin resistance, autoimmune issues, and weight regulation challenges.

Probiotics

Many probiotic strains play a role in weight loss. Trialing high quality probiotics for a few months may help make a difference.

Fun News:

New prebiotic/probiotic/postbiotic products are emerging in relation to weight loss, often labeled as “Nutritional GLP-1 Support”.

Nutritional GLP-1 Support (Not Medications)

These supplements are not the same as GLP-1 prescription medications (like Wegovy, Mounjaro, or Ozempic). Examples include:

• Prebiotic fibers
• Certain probiotics/postbiotics
• Bitter compounds (e.g., hops-derived xanthohumol)

These supplements are nutritional support formulas designed to enhance natural GLP-1 signaling and gut health.

How do these GLP-1 supplements help?

1. Enhance GLP-1 receptor activation using synergistic ingredients.
2. Reduce food cravings and promote feelings of fullness.
3. Support digestive health and regularity.
4. Help sustain balanced glucose regulation and metabolic balance.
5. Support appetite regulation and satiety signals.

How Do These Differ from Prescription GLP-1 Drugs?

• Prescription GLP-1 medications directly activate GLP-1 receptors with powerful effects on appetite, insulin secretion, gastric emptying, and weight loss.
• Supplements support natural GLP-1 hormone using food-based fibers, probiotics, and botanicals to indirectly influence gut health and metabolic pathways, resulting in subtler effects.
• These supplement options are not a replacement for prescription GLP-1 medications. They are gentler but less effective and have fewer side effects.

Reminder:

Consult with your healthcare provider before use—especially if you are taking medications, have health conditions, or are on GLP-1 drugs already.

Carnitine

Carnitine helps transport fatty acids into mitochondria so they can be burned for energy.

How it helps:

• Supports fat metabolism
• Preserves muscle during weight loss
• Improves exercise tolerance
• Helpful during calorie restriction or GLP-1 use

Carnitine can be especially useful for people who feel fatigued, stalled, or metabolically “sluggish.”

Important note:

Carnitine primarily comes from animal products with red meat being the richest source. If you are not a big red meat eater, then you may benefit from taking Carnitine after discussing with your provider.

Rhodiola

Rhodiola is an adaptogenic herb that helps the body respond to stress. It is known for normalizing cortisol levels and improving mood and mental performance.

How it helps:

• Reduces stress-driven eating
• Supports cortisol balance
• Improves energy and fatigue resistance
• May reduce emotional or burnout-related weight gain

Best for people whose weight struggles are tied to stress, overwork, or poor recovery.

Magnesium

Magnesium is involved in hundreds of metabolic reactions. Literally. We could include magnesium in pretty much every write up.

How it helps for weight regulation:

• Improves insulin sensitivity. Low magnesium makes cells less responsive to insulin, leading to higher blood sugar and more fat storage.
• Supports sleep quality. Magnesium helps with melatonin production and deep, restorative sleep. Poor sleep is strongly related to increased cravings, higher insulin, and slower metabolism.
• Reduces stress hormones. Low magnesium increases cortisol, promoting more belly fat storage and stress eating.
• Supports muscle recovery. Magnesium deficiency is linked to exercise intolerance, low motivation, fatigue, and poor recovery.
• Reduces cravings. Low magnesium is associated with increased sugar and chocolate cravings and emotional eating due to neurotransmitter imbalance.
• Reduces systemic inflammation. Chronic inflammation interferes with normal fat burning, insulin sensitivity, and hormone signaling.

Interesting Fact:

Low magnesium is strongly associated with prediabetes, type 2 diabetes, and metabolic syndrome.

Low magnesium doesn’t directly cause weight gain, but it creates the metabolic environment that makes weight gain easier and weight loss harder.

Berberine

Berberine is a plant compound often compared to metformin, which is commonly prescribed for Pre-Diabetes or Diabetes.

How it helps:

• Improves insulin sensitivity
• Lowers blood glucose
• Supports gut microbiome balance
• May support modest weight loss

Berberine can be great for short term therapy. However, long term use may act as a strong anti-microbial in the gut and create imbalance.

While research supports its use in diabetes management and weight loss, consult your doctor, especially if you are already taking other supplements/medications.

To Sum It All Up

Supplements don’t cause weight loss, but they do help your body to remove obstacles. The right supplement, for the right person, at the right time can make weight management feel easier.

Important Reminder

Always consult with a healthcare provider before starting supplements, especially if you are taking medications, have underlying health conditions, or are pregnant/breastfeeding.