Olive tree leaves
Olive leaf extract
In blendWhat it is
Extract of olive tree leaves, standardized to 20% oleuropein, the leaf’s main natural compound.
Why it's here
Part of the botanical blend for everyday metabolic support.*
Weight
Metabolic Support
Seven botanicals, including olive leaf and African mango.
- Supports normal insulin function*
- Supports healthy metabolism*
- 7-botanical metabolic blend*
1
How subscribing works
Full terms- Delivered every month. Free shipping over $75.
- Skip or change the date from your account.
- Cancel online anytime.
- Save 20% on every delivery.
- Full Supplement Facts panel
- Formulated on published research
- Skip or cancel anytime
- Free shipping over $75
Why Metabolic Support exists
Sound familiar?
It's about more than the number on the scale.
I want to feel strong, not just smaller.
What you lose matters. Protein and movement help.
~30% of weight lost was lean mass
Obesity 2025 · Read
I'm eating less, but am I eating enough?
One study measured 271 fewer calories at a single meal.
−271 kcal at a meal
Diabetes Metab Syndr 2026 · Read
Nobody told me what to eat with this.
You're not alone. Four medical societies now say nutrition belongs in GLP-1 care.
4 societies agree
Am J Clin Nutr 2025 · Read
Built by a family that's been through it. Read our story
Quotes describe common experiences. Studies aren't of DUO products. All research
Is this right for me?
Is Metabolic Support right for you?
An honest answer, so you can decide with confidence.
You'll probably like it if
- You’re focused on your routine.You want support alongside healthy habits.
- You like knowing why.Every ingredient listed, in plain language.
Metabolic Support
from $40.00/mo · Support for your weight-management routine.*
Check with your provider first if
- You’re pregnant, nursing or planning to be.
- You take prescription medication, including for diabetes or blood pressure.
- You have a medical condition or an upcoming procedure.
- You take medication that lowers blood sugar.
Still not sure? Ask us a question
DUO products are dietary supplements, not medications.
What's inside
Seven botanicals in one daily blend.
What each one is, and why it's here. Individual amounts inside the blend aren't listed on the label.
Per serving: 2 capsules ·
Metabolic botanical blend · Proprietary blend
Seven plant extracts in one 800 mg blend.
800 mg
Moringa leaves
Moringa leaf extract
In blendWhat it is
Extract from the leaves of the moringa tree, a plant long eaten as a leafy green.
Why it's here
Part of the botanical blend.*
Amur cork tree bark
Phellodendron bark extract
In blendWhat it is
Extract of Amur cork tree bark, standardized to 8% berberine.
Why it's here
A natural source of berberine, included for metabolic support.*
From citrus fruit
Citrus bioflavonoids
In blendWhat it is
Natural plant compounds from citrus fruit, standardized to 50% hesperidin.
Why it's here
Antioxidant plant compounds.*
Holy basil leaves
Holy basil (tulsi) extract
In blendWhat it is
Extract of holy basil leaves, an herb used for centuries in Ayurvedic tradition.
Why it's here
Part of the botanical blend.*
African mango seeds
African mango seed extract
In blendWhat it is
Extract from the seed of the African mango (Irvingia gabonensis) fruit.
Why it's here
Part of the botanical blend.*
Cayenne peppers
Cayenne pepper extract
In blendWhat it is
Extract of cayenne chili pepper, the source of capsaicin.
Why it's here
Part of the botanical blend.*
Good to know
- • Contains botanicals that may affect blood sugar.
- • Contains cayenne, which some people find irritating to the stomach.
- • No caffeine or added stimulants.
- ✓ Gluten-free
- ✓ Lactose-free
- ✓ Vegetarian
- ✓ Vegan
- ✓ Alcohol-free
How to take it
Simple enough to keep doing.
Daily
From the label
As a dietary supplement, adults take two (2) capsules daily. For best results, take with 6-8 oz (177-237 ml) of water or as directed by healthcare professional.
Habit
Keep it consistent
Same time each day makes it easy to remember.
Meets the DUO Standard
If we can't explain why it's here, it doesn't belong here.
Our own internal standard. Not a third-party certification.
- 01Purposeful
- 02Evidence-led
- 03Transparent
- 04Tested
- 05Explainable
The Complete Routine · Best value
Four needs. One routine. Pay for three.
Daily Essential plus Gut, Hydration and Weight. The lowest-priced one is on us.
$125.60/ mo · $4.19 a day
Upgrade to the Complete Routine
Questions
Questions we'd ask if we were you.
As a dietary supplement, adults take two (2) capsules daily. For best results, take with 6-8 oz (177-237 ml) of water or as directed by healthcare professional.
No. Every DUO product is sold on its own. The Complete Routine is for people who want all four areas covered at the best price.
Talk to your healthcare provider or pharmacist before starting any supplement if you take medication. Bring the full Supplement Facts with you; you can find them above.
No. DUO is an independent dietary supplement brand. It is not affiliated with, endorsed by, or connected to any pharmaceutical company or prescription medication.
Ready when you are
Add Metabolic Support to your DUO.
Seven botanicals, including olive leaf and African mango.
Full Supplement Facts · Free shipping over $75 · Skip or cancel anytime
Want all four? Get the Complete Routine and pay for three
* These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease. Talk with your healthcare provider before starting any supplement, especially if you take medication.