Jane Iredale
Amazing Base Loose Mineral Powder SPF 20/15
A loose mineral foundation with luminous light-to-full coverage and shade-dependent SPF 20 or 15.

What it is
Jane Iredale Amazing Base Loose Mineral Powder SPF 20/15 is a loose mineral foundation. The manufacturer describes it as luminous, with a silky feel and light-to-full coverage.
Key ingredients
- Titanium dioxide and zinc oxide: The manufacturer lists these as the active sunscreen ingredients, at different concentrations for most shades and for Warm Brown, Velvet, Mahogany, and Cocoa.
- Pomegranate extract, plankton extract, and algae extract: These are listed among the formula ingredients.
Who should be careful
The SPF and active ingredient concentrations differ by shade. The manufacturer page reviewed here does not state a water-resistance duration; do not assume one. This is general product information, not medical advice.
What the brand claims
Jane Iredale describes the powder as providing luminous light-to-full coverage with a silky feel. The product name identifies SPF 20/15, while the manufacturer lists shade-dependent active ingredient concentrations; the page reviewed here does not specify a water-resistance time.
A loose mineral powder foundation with shade-dependent SPF 20 or 15.
This draft records the product identified on the official manufacturer page. We have not assigned an unverified listing size or inferred a shade from the image.
Manufacturer ingredient information
The manufacturer provides ingredient information by shade group rather than a single formula. These lists are kept separate below.
All shades except Warm Brown, Velvet, Mahogany and Cocoa Active Ingredients: Titanium Dioxide 14%, Zinc Oxide 6%. Ingredients: Mica, Boron Nitride, Zinc Stearate, Dimethicone, Stearic Acid, Plankton Extract, Algae Extract, Punica Granatum (Pomegranate) Extract. May Contain: Iron Oxides (Ci 77489, Ci 77491, Ci 77492, Ci 77499), Ultramarines (Ci 77007), Chromium Oxide Greens (Ci 77288)
Warm Brown, Velvet, Mahogany and Cocoa Active Ingredients: Titanium Dioxide 6.5%, Zinc Oxide 1.2%. Ingredients: Mica, Boron Nitride, Zinc Stearate, Dimethicone, Stearic Acid, Plankton Extract, Algae Extract, Punica Granatum (Pomegranate) Extract. May Contain: Iron Oxides (CI 77489, CI 77491, CI 77492, CI 77499), Ultramarines (CI 77007), Chromium Oxide Greens (CI 77288)
Ingredient lists and shade offerings can change. The manufacturer page and the product package should be checked before purchase.
Source: https://janeiredale.com/products/amazing-base-loose-mineral-powder (checked 2026-10-11).
Sources
- https://janeiredale.com/products/amazing-base-loose-mineral-powder (checked 2026-10-11)
- https://janeiredale.com/products/amazing-base-loose-mineral-powder.js (checked 2026-10-11)
We have not tested this product.
Where to buy
Amazon listings
This product is sold under more than one Amazon listing (for example different sizes or pack counts), so sellers and prices can differ. Every button opens that exact listing.
- Warm SilkCheck price on Amazon
- NaturalCheck price on Amazon
What's on the label
| Category | Mineral Pressed Powders & Skin-Nourishing Primers |
|---|---|
| Brand | Jane Iredale |
| Model | 2724631280447 |
| GTIN / UPC | 00670959110053 |
| Form | Loose mineral powder foundation |
| Coverage | Light-to-full coverage |
| Finish | Luminous |
| SPF | SPF 20 or SPF 15, depending on shade |
| Sunscreen filters | Most shades: titanium dioxide 14% and zinc oxide 6%; Warm Brown, Velvet, Mahogany, and Cocoa: titanium dioxide 6.5% and zinc oxide 1.2% |
| Shade count | 20 shades listed by the manufacturer |
| Key ingredients | Mica, boron nitride, zinc stearate, plankton extract, algae extract, and pomegranate extract |
| Key ingredient | None stated |
| Best for | Not specified |
| Fragrance free | Not recorded yet |
| Worth knowing | Not recorded yet |
| Full ingredient list | Not recorded yet |
| Size | Not stated |
| Source | Brand's own product page Checked |
Common questions
What coverage and finish does the brand describe?
Jane Iredale describes the powder as luminous, with light-to-full coverage and a silky feel.
Does every shade have the same SPF active ingredients?
No. The manufacturer lists titanium dioxide 14% and zinc oxide 6% for most shades; Warm Brown, Velvet, Mahogany, and Cocoa have titanium dioxide 6.5% and zinc oxide 1.2%.
How many shades are currently listed?
The manufacturer product options list 20 shade names, including Warm Silk and Natural.
Does the manufacturer specify broad-spectrum protection?
The page reviewed identifies SPF 20/15 but does not expressly state broad-spectrum status.
Does the manufacturer state a water-resistance time?
The official page reviewed here does not state a water-resistance duration.