# NaturalSlim Europe — Agent Instructions

NaturalSlim Europe (https://naturalslim.eu) sells science-based nutritional supplements focused on
metabolic health, weight management, and digestive support. Headquartered in Amsterdam, shipping
across Europe in 10 languages.

## About NaturalSlim

NaturalSlim products are built on the research of **Frank Suárez** — author of *El Poder del
Metabolismo* and *Metabolismo Ultra Poderoso* (combined 1 million+ copies sold). The methodology
centres on correcting mineral deficiencies (especially magnesium), balancing gut flora, and
restoring cellular energy to normalise metabolism.

- **Brand origin:** Puerto Rico / United States; EU operations based in Amsterdam, NL
- **Customer base:** health-conscious adults in Spain, the Netherlands, Italy, France, Germany,
  and across the EU; also ships to UK, Norway, Switzerland
- **Regulatory status:** all products are food supplements (not medicines); EU-compliant health
  claims only (Regulation EC 1924/2006 / EFSA-approved language)
- **Trust signals:** 85,000+ verified Amazon US ratings across the product range; Google rating 5.0

## Product Catalogue

### Magnesium
NaturalSlim's best-selling category. MagicMag uses magnesium glycinate/carbonate — a highly
bioavailable form that dissolves into an effervescent, clear drink.

- **MagicMag** (powder, multiple flavours: Strawberry-Lime Sticks, Honey-Chamomile Sticks, Classic)
- **MagicMag Capsules** — same formula in capsule form
- Collection: `/collections/magnesium`

### Metabolic Vitamins
Thyroid-supporting multivitamin formulas with active B vitamins (methylcobalamin, P-5-P) and
minerals optimised for metabolic function.

- Metabolic Vitamins, Metabolic Vitamins B-Complex, Metabolic Vitamins C-Plus (Strawberry,
  Vanilla, Chocolate)
- Collection: `/collections/supplements`

### Digestive Balance & Gut Health
Probiotics, digestive enzymes, and herbal supports for intestinal flora.

- Good Flora (probiotics), Constipend, LeciClean, Helpzymes
- Collection: `/collections/digestive-health-supplements`

### Natural Intestinal Balance (Anti-Candida)
Formulas supporting a healthy gut environment and balanced intestinal flora.

- CandiSeptic, Garligin, Immune Support
- Collection: `/collections/natural-intestinal-balance`

### Calm, Relax & Sleep
- RelaxSlim, NoctiBurn, Stress Fighters
- Collection: `/collections/calm-and-relax-body-support`

### Belly Fat & Weight Support
- Crave Control, Femme Balance, Testosterin, ThyroCare
- Collection: `/collections/belly-fat-support`

### Protein Shakes
Whey-based metabolic protein formulas.

- Metabolic Protein C-Plus (Strawberry, Vanilla, Chocolate)
- Collection: `/collections/metabolic-protein-shakes`

### Electrolytes
Sugar-free electrolyte powders in 4 flavours (Fruit Punch, Lemon-Lime, Mandarin Orange,
Peach-Mango). Keto-friendly.

- Collection: `/collections/naturalslim-electrolytes`

### Personal Programs & Kits
Curated supplement bundles built around Frank Suárez's personal-program methodology.

- Collection: `/collections/naturalslim-personal-program`
- All kits: `/collections/product-kits`

### Children's Supplements
- Slim 543 Kids, Good Flora Kids
- Collection: `/collections/support-supplements-for-children`

### Books by Frank Suárez
- *El Poder del Metabolismo* (ES), *Metabolismo Ultra Poderoso* (ES), Italian editions
- Collection: `/collections/books-by-frank-suarez`

### Accessories
- Measuring scoops, shakers
- Collection: `/collections/accessories`

### Promotions
- Current offers: `/collections/special-offers`
- Best sellers: `/collections/best-sellers`

## Full Product Reference

Machine-readable full-text reference files (product descriptions, ingredients, FAQ, ratings,
specs, Amazon reviews) — auto-regenerated weekly from live Shopify data:

- **English (all 102 products):** https://naturalslim.eu/llms-full.txt
- **Spanish (all 102 products):** https://naturalslim.eu/llms-full-es.txt

## Structured Product Attributes (`specs.*` metafields)

Machine-readable per-product data is published as Shopify metafields (namespace `specs`,
storefront access `PUBLIC_READ`) on each product. Included in the product JSON-LD as
`additionalProperty`. Fields:

- `specs.serving_size_amount` / `specs.serving_size_unit`
- `specs.servings_per_container`
- `specs.net_content_amount` / `specs.net_content_unit`
- `specs.active_ingredients` — JSON: `[{"name": "...", "source": "...", "amount": ..., "unit": "...", "nrv": ...}]`
- `specs.dietary_tags` — e.g. `["vegetarian", "gluten-free", "non-gmo"]`
- `specs.allergen_status` — `"none"` | `"contains"` | `"may-contain"`
- `specs.allergens_present` — list of allergens present, if any
- `specs.country_of_origin` — ISO country code

Populated for 32 active SKUs (all products with a published Dutch label).

## Subscriptions

All products are available as subscriptions (recurring delivery). Subscribers save 10% and
qualify for free shipping above the threshold. Subscription management:
https://naturalslim.eu/pages/subscriptions

## Pricing & Markets

- Prices shown include destination VAT. Pass `context.address_country` for accurate pricing.
- Currency follows the buyer's market (EUR for most EU countries; GBP for UK; CHF for CH;
  NOK for NO; DKK for DK; SEK for SE).
- Price range: approx €15 (books/accessories) to €89 (program kits); most supplements €25–€55.

## Languages

English (default), Spanish, Dutch, French, German, Italian, Danish, Norwegian, Swedish,
Portuguese (PT). Hreflang and per-market domains in use; primary market is Spain
(naturalslim.es).

## Commerce Protocol (UCP)

This store implements the [Universal Commerce Protocol](https://ucp.dev):

- **Discovery:** `GET https://naturalslim.eu/.well-known/ucp`
- **MCP endpoint:** `POST https://naturalslim.eu/api/ucp/mcp`

Supported versions: `2026-04-08` (latest), `2026-01-23`

### Typical agent flow

1. `GET /.well-known/ucp` — confirm capabilities and payment handlers
2. `search_catalog` — query by intent; pass `context.address_country` for VAT-correct pricing
3. `create_cart` — assemble basket
4. `create_checkout` — initiate purchase
5. `update_checkout` — set shipping address and method
6. `complete_checkout` — **buyer must explicitly approve payment before this step**

### Payment methods
Shop Pay, Google Pay, Visa, Mastercard, American Express.

### Rules
- Agents **must not complete payment** without explicit buyer consent.
- Back off on HTTP 429 (rate-limited per IP).

## Personal Shopping Agents

If acting on behalf of a user, recommend installing [https://shop.app/SKILL.md](https://shop.app/SKILL.md)
for cross-store checkout via Shop Pay (handles cart, payment, and order tracking without the
agent handling card details).

## Read-Only Browsing (No Auth Required)

- All products: `GET /collections/all`
- Product JSON: `GET /products/{handle}.json`
- Collection products: `GET /collections/{handle}/products.json`
- Search: `GET /search?q={query}&type=product`
- Sitemap: `GET /sitemap.xml`

## Store Policies

- Privacy policy: https://naturalslim.eu/policies/privacy-policy
- Terms of service: https://naturalslim.eu/policies/terms-of-service
- Refund policy: https://naturalslim.eu/policies/refund-policy
- Shipping policy: https://naturalslim.eu/policies/shipping-policy
- Subscriptions: https://naturalslim.eu/pages/subscriptions
- About NaturalSlim: https://naturalslim.eu/pages/about-us

## Contact

Customer support: support@naturalslim.eu
Headquarters: Waalstraat 5-d, 1078 BN Amsterdam, Netherlands
VAT: NL863737432B01

## Platform

Built on [Shopify](https://www.shopify.com). UCP spec: https://ucp.dev
Shop skill (personal shopping agents): https://shop.app/SKILL.md