MCT

Safe FillerNatural

MCT is a naturally derived filler used in dietary supplements. Safety rating: Safe. It is widely considered safe at typical supplement doses. Found in 20 supplements in the GoodSupp database. MCT (medium-chain triglycerides) are a type of fat.

20 Products use this
Safe Safety rating
Filler Category
Yes Natural origin

Safety Verdict: Safe

This ingredient is rated safe for use in dietary supplements.

What is MCT?

MCT (medium-chain triglycerides) are a type of fat.

Common Names MCT, Medium-Chain Triglycerides
Type Filler
Origin Natural / Plant-derived
Safety Rating Safe

Why is MCT used in supplements?

It is used as a filler or carrier for other ingredients.

Role in supplements: Filler — adds bulk to fill capsules or tablets to a standard size. Does not contribute to the supplement's active benefits.

Should you be concerned about MCT?

No. MCT is widely regarded as safe for use in dietary supplements at typical levels. It has a long history of use and is accepted by major regulatory bodies.

No action needed. This ingredient is safe at amounts used in supplements.

Top-rated products containing MCT

These 20 highest-scoring supplements in our database use MCT.

California Gold Nutrition Vitamin D3 + K2 as MK-4, 25 mcg (1000 IU), 1 fl oz (30 ml)
California Gold Nutrition Vitamin D3 + K2 as MK-4, 25 mcg (1000 IU), 1 fl oz (30 ml)
Product 100 Brand N/A
Natural Vitality CALM®, Magnesium Glycinate, 120 Vegan Capsules (108 mg per Capsule)
Natural Vitality CALM®, Magnesium Glycinate, 120 Vegan Capsules (108 mg per Capsule)
Product 100 Brand N/A
Renew Life Extra Care Ultimate Flora™ Probiotic, 30 Billion CFU, 30 Delayed Release Vegan Capsules
Renew Life Extra Care Ultimate Flora™ Probiotic, 30 Billion CFU, 30 Delayed Release Vegan Capsules
Product 90 Brand N/A
Renew Life Women's Care, Ultimate Flora™ Probiotic, 15 Billion CFU, 30 Delayed Release Vegan Capsules
Renew Life Women's Care, Ultimate Flora™ Probiotic, 15 Billion CFU, 30 Delayed Release Vegan Capsules
Product 90 Brand N/A
Renew Life Extra Care, Ultimate Flora™ Probiotic, 30 Delayed Release Vegan Capsules
Renew Life Extra Care, Ultimate Flora™ Probiotic, 30 Delayed Release Vegan Capsules
Product 90 Brand N/A
Renew Life Ultimate Probiotic Flora™, Adult 50+, 30 Billion CFU, 30 Delayed Release Vegan Capsules
Renew Life Ultimate Probiotic Flora™, Adult 50+, 30 Billion CFU, 30 Delayed Release Vegan Capsules
Product 90 Brand N/A
Renew Life Ultimate Flora™ Probiotic, 50 Billion CFU, 30 Delayed Release Vegan Capsules
Renew Life Ultimate Flora™ Probiotic, 50 Billion CFU, 30 Delayed Release Vegan Capsules
Product 87 Brand N/A
Renew Life Women's Complete, Ultimate Flora™ Probiotic, 30 Delayed Release Vegan Capsules
Renew Life Women's Complete, Ultimate Flora™ Probiotic, 30 Delayed Release Vegan Capsules
Product 87 Brand N/A
MAV NUTRITION Ashwagandha
MAV NUTRITION Ashwagandha
Product 84 Brand N/A
Renew Life Ultimate Flora™ Probiotic, Women's Vaginal Care, 50 Billion CFU, 60 Delayed Release Vegan Capsules
Renew Life Ultimate Flora™ Probiotic, Women's Vaginal Care, 50 Billion CFU, 60 Delayed Release Vegan Capsules
Product 83 Brand N/A
MAV Nutrition Calming Gummies, 60 Gummies
MAV Nutrition Calming Gummies, 60 Gummies
Product 82 Brand N/A
Renew Life Women's Care, Ultimate Flora™ Probiotic, 25 Billion CFU, 30 Delayed Release Vegan Capsules
Renew Life Women's Care, Ultimate Flora™ Probiotic, 25 Billion CFU, 30 Delayed Release Vegan Capsules
Product 79 Brand N/A
Nature's Nutrition Magnesium Gummies Supplement - High Absorption Magnesium Citrate Supplement
Nature's Nutrition Magnesium Gummies Supplement - High Absorption Magnesium Citrate Supplement
Product 75 Brand N/A
Nature's Nutrition Magnesium Gummies Supplement - High Absorption Magnesium Citrate Supplement
Nature's Nutrition Magnesium Gummies Supplement - High Absorption Magnesium Citrate Supplement
Product 75 Brand N/A
Renew Life Ultimate Flora™ Probiotic, Extra Care, 90 Delayed Release Vegan Capsules
Renew Life Ultimate Flora™ Probiotic, Extra Care, 90 Delayed Release Vegan Capsules
Product 71 Brand N/A
Renew Life Ultimate Flora™ Probiotic, 30 Delayed Release Vegan Capsules
Renew Life Ultimate Flora™ Probiotic, 30 Delayed Release Vegan Capsules
Product 71 Brand N/A
Renew Life Ultimate Flora™ Probiotic, Adult 50+, 30 Billion CFU, 90 Delayed Release Vegan Capsules
Renew Life Ultimate Flora™ Probiotic, Adult 50+, 30 Billion CFU, 90 Delayed Release Vegan Capsules
Product 71 Brand N/A
Wild Foods Ashwagandha with GABA & Chamomile
Wild Foods Ashwagandha with GABA & Chamomile
Product 67 Brand N/A
Renew Life DigestMore™ Ultra, Plant Based Enzymes, 90 Vegetarian Capsules
Renew Life DigestMore™ Ultra, Plant Based Enzymes, 90 Vegetarian Capsules
Product 65 Brand N/A
SOLLO SOLLO Brain Power Organic Green Tea Pods with MCT, Acai & Essential nutrition, Nootropic Brain Booster- Improves Memory & Focus Compatible with 2.0 K-Cup Keurig Brewers, 24 Ct
SOLLO SOLLO Brain Power Organic Green Tea Pods with MCT, Acai & Essential nutrition, Nootropic Brain Booster- Improves Memory & Focus Compatible with 2.0 K-Cup Keurig Brewers, 24 Ct
Product 56 Brand N/A
Related Ingredients
Frequently Asked Questions
Is MCT safe in supplements?

Yes. MCT is rated safe for use in dietary supplements at typical levels. This rating is based on regulatory assessments, published safety research, and its long history of use in the supplement industry. It is widely accepted by major regulatory bodies including the FDA and EFSA. In GoodSupp's database, 20 products contain this ingredient. Consult your healthcare provider if you have specific concerns.

What is MCT and why is it in my supplement?

MCT (medium-chain triglycerides) are a type of fat. As a filler, it adds bulk to capsules or tablets to achieve a standard size without affecting the active ingredients. It appears in 20 products in the GoodSupp database.

Is MCT natural or synthetic?

MCT is naturally derived, meaning it comes from natural sources such as plants, minerals, or animal products rather than being chemically synthesized. Natural-origin ingredients are preferred by many consumers, though it's important to note that 'natural' does not automatically mean 'safer' — safety depends on the specific substance, its purity, and the amount used. The safety rating assigned by GoodSupp is based on the ingredient's actual safety profile, not its origin.

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Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.