Overview#
Nature’s Secret is a dietary supplement brand specializing in cleansing, detoxification, and whole-body wellness products. Founded in 1994, the brand pioneered the “whole-body wellness philosophy” approach to supplements, focusing on addressing root causes rather than isolated symptoms. Nature’s Secret is now part of FitLife Brands, Inc. following the acquisition of Irwin Naturals in August 2025.
Key Facts#
- Founded: 1994
- Headquarters: 300 Corporate Pointe Suite 550, Culver City, CA 90230
- Parent Company: FitLife Brands, Inc. (via Irwin Naturals acquisition, August 2025)
- DSLD Products: 76 products
- DSLD Brand ID: 141
- UPC Prefix: 732391 (primary), 710363 (shared with Irwin Naturals)
- Brand Status: active
- Tagline: “Leader in cleansing since 1994”
Brand Philosophy#
Nature’s Secret follows a whole-body wellness philosophy:
“Total body wellness is the key to overall health. Instead of focusing solely on individual symptoms like traditional medicine, all of Nature’s Secret’s supplements are formulated and manufactured to restore balance.”
Key principles:
- Address underlying imbalances, not just symptoms
- Use healing herbs and botanicals instead of stimulants
- Support natural detoxification processes
- No preservatives or artificial colors
Product Categories#
| Category | Key Products |
|---|---|
| Cleanse & Detox | Ultimate Cleanse, Super Cleanse, 5-Day Fast & Cleanse |
| Colon Health | Multi-Herb Colon Cleanse, Multi-Fiber Formula |
| Liver Support | Milk Thistle Liver Cleanse |
| Digestive Health | Multi-Herb Digestion & Detox Support, Digestive Bliss Probiotic |
| Weight Management | 15-Day Weight Loss Support Cleanse & Flush |
| Joint Health | Inholtra Premium Lubri-Joint |
| Respiratory | Respiratory Support & Defense |
| Women’s Health | Women’s 73 Nutrient Soft-Gel Multi |
| Specialty | Para-Rid, Para-Sweep, Candistroy |
Flagship Products#
Ultimate Cleanse (2-Part System)#
The brand’s signature product, described as “the original whole-herb total body cleanse”:
- Part 1: Multi-Herb Digestion & Detox Support
- Part 2: Multi-Fiber Colon Cleanse
UPC Prefix Analysis#
| UPC Prefix | Products | Notes |
|---|---|---|
| 732391 | 44 | Nature’s Secret original |
| 710363 | 32 | Shared with Irwin Naturals |
| 840212 | 7 | Alternative |
| 840081 | 6 | Alternative |
Corporate History#
| Year | Event |
|---|---|
| 1994 | Nature’s Secret founded, pioneering whole-body cleansing |
| ~2000s | Became part of Irwin Naturals portfolio |
| Aug 2024 | Irwin Naturals filed for bankruptcy |
| Aug 2025 | FitLife Brands acquired Irwin Naturals (incl. Nature’s Secret) for $42.5M |
Retail Presence#
| Channel | Status |
|---|---|
| Irwin Naturals Website | ✅ Primary |
| Amazon | ✅ Dedicated storefront |
| Target | ✅ Available |
| Vitamin Shoppe | ✅ Available |
| iHerb | ✅ Available |
Brand Confusion Warning#
⚠️ Do NOT confuse with:
- Nature’s Sources (AbsorbAid) - Different company, UPC 724250
- Nature’s Source Vitamins (Wi-Vi USA) - Different company, UPC 731665
Sister Brands (FitLife Brands Portfolio)#
- Irwin Naturals
- Applied Nutrition
- MusclePharm
- iSatori
- PMD Sports
- Dr. Tobias
- Nutrology
Data Sources#
- Nature’s Secret on Irwin Naturals
- Amazon Nature’s Secret Store
- FitLife Brands Acquisition News
- NIH Dietary Supplement Label Database (DSLD)
Generated by DogTag | Last verified: 2025-12-30
Relationships
From this profile →
- → Parent Company: FitLife Brands, Inc. (2025)
- → Sister Brand: Irwin Naturals (2025)
- → Sister Brand: Applied Nutrition (external) (2025)
- → Sister Brand: MusclePharm (external) (2025)
← Linked from
- ← Dr. Tobias is subsidiary of (2023-02-28)
- ← Irwin Naturals is subsidiary of (2025)
- ← Irwin Naturals sister brand of (2025)
- ← Nature's Secret is subsidiary of (2025)
Live Data (Census)
E-Commerce Presence
Amazon
93 products
Top Reviewed Products
- 2,646 reviews Super Cleanse by Nature's Secret | Herbal and Probiotic Support, 100 Tablets
- 1,489 reviews Ultimate Cleanse by Nature's Secret | Cleansing, Detoxification & Elimination, …
- 1,394 reviews Nature's Secret - Super Cleanse, 200 tablets
iHerb
12 products
Top Rated Products
- 15-Day Weight Loss Support, Cleanse & Flush®, 60 Tablets
- Super Cleanse®, 200 Tablets
- 7-Day Ultimate Cleanse, 2-Part Total-Body Cleanse, 2 Bottles, 36 Tablets Each
Regulatory Data (DSLD)
- Total Products
- 76
- Brand Variants
- Nature's Secret (76 products)
Product Types
- 55 Other Combinations
- 11 Botanical
- 8 Botanical with Nutrients
- 1 Non-Nutrient/Non-Botanical
- 1 Fat/Fatty Acid
Dosage Forms
- 52 Tablet or Pill
- 11 Softgel Capsule
- 9 Capsule
- 3 Powder
- 1 Gummy or Jelly
Core Ingredients (Top 5)
- 46 Ginger
- 43 Calcium
- 41 Slippery Elm
- 40 Proprietary Blend (Combination)
- 40 Fennel
Manufacturer Information
- Nature's Secret (manufacturer)
- Nature's Secret
(manufacturer)
Location: Los Angeles, CA - Natures Secret (manufacturer)
- Nature's Secret A Division of 4Health, Inc.
(manufacturer)
Location: Boulder, CO