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Irwin Naturals · Other Combinations supplement

Double Potency 5-HTP Extra

27 ingredients on file in the NIH Dietary Supplement Label Database. Currently on-market in the U.S.

27
Ingredients
13
Nutrient categories
Top 8%
By ingredient count
On Market by Irwin Naturals Verify with NIH DSLD → · FDA overview →

Double Potency 5-HTP Extra is a other combinations supplement by Irwin Naturals in softgel capsule form, listing 27 ingredients in the NIH Dietary Supplement Label Database (DSLD), maintained by the Office of Dietary Supplements at the National Institutes of Health. Currently listed as on-market. Daily Value percentages shown below are based on FDA reference daily intake amounts for adults.

Product Details

Form
Softgel Capsule
Database Entry Date
2025-01-23
Ingredients
27

Supplement Facts (27 Ingredients)

Per-row amounts not disclosed: The NIH DSLD record for this product lists ingredients but does not include the per-row Supplement Facts panel (quantities and Daily Value percentages). The full panel may be visible on the physical label or on the manufacturer's site. Verify amounts before use. Look up on NIH DSLD →
Ingredient Group Amount % DV
Calories Calories Not disclosed on label No DV
Total Fat Fat (unspecified) Not disclosed on label No DV
Cholesterol Cholesterol Not disclosed on label No DV
Total Carbohydrates Carbohydrate Not disclosed on label No DV
Vitamin D Vitamin D Not disclosed on label No DV
Vitamin B6 Vitamin B6 Not disclosed on label No DV
Magnesium Magnesium Not disclosed on label No DV
Fish Oil Fish Oil Not disclosed on label No DV
Eicosapentaenoic Acid EPA (Eicosapentaenoic Acid) Not disclosed on label No DV
Docosahexaenoic Acid DHA (Docosahexaenoic Acid) Not disclosed on label No DV
5-Hydroxytryptophan 5-HTP Not disclosed on label No DV
Lemon Balm Leaf Extract lemon balm Not disclosed on label No DV
L-Theanine Theanine Not disclosed on label No DV
Damiana Leaf Extract Damiana Not disclosed on label No DV
Holy Basil Herb Extract Holy Basil Not disclosed on label No DV
Saffron Flower, Stigma Extract Saffron Not disclosed on label No DV
BioPerine Complex Blend Not disclosed on label No DV
Gelatin Gelatin Not disclosed on label No DV
Water, Purified Water Not disclosed on label No DV
Glycerin Glycerol Not disclosed on label No DV
Beeswax Beeswax Not disclosed on label No DV
Soy Lecithin lecithin Not disclosed on label No DV
Turmeric Turmeric Not disclosed on label No DV
Titanium Dioxide Titanium Dioxide Not disclosed on label No DV
Silicon Dioxide Silicon Not disclosed on label No DV
Sodium Copper Chlorophyllin Sodium Not disclosed on label No DV
Maltodextrin Maltodextrin Not disclosed on label No DV

How does Double Potency 5-HTP Extra compare?

Ingredients listed on each label, against the other combinations category average of 21.8. Data from the NIH DSLD.

Double Potency 5-HTP Extra27
1,000 mg Vitamin C Acai Berry34
Other Combinations average21.8

Double Potency 5-HTP Extra lists 7 ingredients fewer than 1,000 mg Vitamin C Acai Berry. That is 5 above the other combinations average.

What the Label Data Shows

Double Potency 5-HTP Extra is cataloged in the NIH Dietary Supplement Label Database (DSLD) as a other combinations supplement from Irwin Naturals, sold in softgel capsule form. The label declares 27 ingredients. These ingredients span 13 nutrient categories, botanical, fat, mineral, other, and 9 more, reflecting a multi-component formula rather than a single-nutrient product.

Daily Value coverage on this label is informative. No ingredients on this label reach 100% of the FDA reference Daily Value, 0 fall below 100% DV, and 27 have no FDA-established Daily Value reference.. Some nutrients (such as botanicals, amino acids, and specialty compounds) have no Daily Value because the FDA has not set a reference intake; absence of a DV is neither good nor bad on its own.

Market status matters for supplement research. This product is currently listed as on-market in the DSLD, with its label first entered into the database on 2025-01-23. On-market products are currently being distributed in the United States, though the DSLD does not verify the accuracy of label claims or evaluate safety or efficacy. The DSLD is a label database, not an FDA approval list, under the 1994 DSHEA framework, dietary supplements do not require pre-market approval, and label information reflects what manufacturers self-declare rather than independent laboratory verification. This page presents factual label data for reference only and is not medical advice; consult a licensed healthcare provider before making decisions about any supplement.

Source: NIH Office of Dietary Supplements, Dietary Supplement Label Database (DSLD) Supplement label data for Double Potency 5-HTP Extra: ingredients, % Daily Value, market status, brand · 2026 DSLD captures manufacturer-self-declared label information; the NIH does not verify accuracy or evaluate safety/efficacy. Dietary supplements are regulated under DSHEA 1994, no pre-market FDA approval is required.

Nearby Other Combinations Products

Other products in the NIH DSLD cataloged under the same supplement type. Useful for comparing formulations within the other combinations category.

Compare Double Potency 5-HTP Extra vs 1,000 mg Vitamin C Acai Berry →

1,000 mg Vitamin C Acai Berry
Emergen-C
34 ingredients
On
1,000 mg Vitamin C Acai Berry
Emergen-C
34 ingredients
Off
1,000 mg Vitamin C Cranberry Pomegranate
Emergen-C
34 ingredients
On
1,000 MG Vitamin C Cranberry-Pomegranate
Emergen-C
34 ingredients
On
1,000 mg Vitamin C Lemon Lime
Emergen-C
32 ingredients
On
1,000 mg Vitamin C Lemon Lime
Emergen-C
30 ingredients
On

Ingredient Breakdown by Category

botanical
5
Lemon Balm Leaf Extract, Damiana Leaf Extract, Holy Basil Herb Extract, +2 more
fat
4
Total Fat, Cholesterol, Fish Oil, +1 more
mineral
4
Magnesium, Titanium Dioxide, Silicon Dioxide, +1 more
other
3
Calories, Water, Purified, Glycerin
vitamin
2
Vitamin D, Vitamin B6
fatty acid
2
Eicosapentaenoic Acid, Docosahexaenoic Acid
sugar
1
Total Carbohydrates
amino acid
1
5-Hydroxytryptophan
non-nutrient/non-botanical
1
L-Theanine
blend
1
BioPerine Complex
protein
1
Gelatin
animal part or source
1
Beeswax
complex carbohydrate
1
Maltodextrin

Daily Value Coverage

0
Above 100% DV
0
Below 100% DV
27
No DV Established

Supplement Guides

→ How to Read a Supplement Facts Panel → Supplement Safety Basics → Compare Supplements Using NIH Data → Are Supplements Worth Taking? → Practical Guide to Supplement Labels

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Frequently Asked Questions

What ingredients are in Double Potency 5-HTP Extra? ▼
Double Potency 5-HTP Extra contains 27 ingredients. Ingredients span 13 categories: botanical, fat, mineral, other, vitamin, fatty acid, sugar, amino acid, non-nutrient/non-botanical, blend, protein, animal part or source, complex carbohydrate.
Who manufactures Double Potency 5-HTP Extra? ▼
Double Potency 5-HTP Extra is currently manufactured by Irwin Naturals. It is classified as a Other Combinations supplement in softgel capsule form.
Is Double Potency 5-HTP Extra still available for purchase? ▼
Yes, Double Potency 5-HTP Extra is currently listed as on-market in the NIH DSLD database.
What is the serving size of Double Potency 5-HTP Extra? ▼
The serving size is not specified.
What type of supplement is Double Potency 5-HTP Extra? ▼
Double Potency 5-HTP Extra is classified as a "Other Combinations" supplement in the NIH database. This category includes products primarily composed of other combinations ingredients. The NIH DSLD tracks 9 supplement categories: Vitamin, Mineral, Botanical, Amino Acid & Protein, Non-Nutrient, Fat & Fatty Acid, Multi-Vitamin & Mineral, Botanical with Nutrients, and Other Combinations.
Where does this Double Potency 5-HTP Extra data come from? ▼
All label data comes from the NIH Dietary Supplement Label Database (DSLD), maintained by the Office of Dietary Supplements at the National Institutes of Health. The DSLD is a publicly accessible database containing label information, including ingredients, serving sizes, and Daily Value percentages, for dietary supplement products marketed in the United States.

Data Sources & Methodology

Data as of 2025. Source: NIH Office of Dietary Supplements, Dietary Supplement Label Database (DSLD).

Supplement label data sourced from the Source: NIH Dietary Supplement Label Database (DSLD), maintained by the Office of Dietary Supplements at the National Institutes of Health. The DSLD contains label information from dietary supplement products marketed in the United States.

Daily Value (DV) percentages are based on Source: FDA 21 CFR 101.9 Reference Daily Intake (RDI) values for adults. Products marked "Off Market" may no longer be available for purchase but their label data remains in the database for reference.

Disclaimer, Not Medical Advice: Label data from the Source: NIH Dietary Supplement Label Database (DSLD). This information is for educational and reference purposes only and does not constitute medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider before starting, stopping, or combining any dietary supplement, especially if you are pregnant, nursing, take prescription medication, or have a medical condition.

Read our methodology , how this data is sourced, computed, and verified.