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Product guide

NAF VitaFerrin V303.4000 4L Liquid Horse Supplement

V303: NAF VitaFerrin is a 4L liquid horse supplement described as iron-rich and fortified with vitamins, minerals and amino acids. Its liquid format and claimed 133-day supply at 30ml daily suit buyers seeking a long-running feed addition, but the dose and composition should be checked against the horse’s diet and needs.

At a glance

  • Listing describes an iron-rich formula with vitamins A, D3 and E, B-complex vitamins, zinc, copper and selenium.
  • Also lists L-Lysine and DL-Methionine, alongside claims of support for muscle health, immune function and energy metabolism.
  • The stated maintenance feeding estimate is around 133 days at 30ml per day.
  • Liquid form may be convenient to add to feed, though the claimed rapid absorption is a listing claim.
Price
£31.25Save 6%

Reference price: £33.39

Price checked: 13 Nov 2026

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Often bought together

Pros and cons

Pros

  • Large 4L format with a stated daily feeding estimate, useful for buyers planning routine use.
  • Combines iron with a range of listed vitamins, minerals and amino acids in liquid form.
  • Unflavoured listing may suit buyers looking for a supplement without a stated flavour.

Technical specifications

15 specifications
Identity
BrandNAF
ModelV303.4000
Form and suitability
Item formLiquid
FlavourUnflavoured
Age rangeAll Life Stages
Target speciesHorse
Breed recommendationAll Breed Sizes
Recommended usesHorses and ponies
Listed formulation details
Special ingredientYucca
Allergen informationAllergen-Free
Diet typeRaw
Nutrient content claimLow Calorie
Pack and weight
Number of items1
Package size nameBottle
Weight listed4.13 Kilograms

What to know before buying

  • The stated supply duration depends on feeding 30ml daily and is an approximate listing estimate. Follow the product’s feeding directions and account for the horse’s full diet when considering an iron- and nutrient-containing supplement.

What’s in the box

Included
  • See Description

Who is it for?

A good fit for

  • Horse owners considering a liquid iron and vitamin supplement for training or general nutritional support.
  • Buyers who prefer a larger bottle and can follow a daily feed-addition routine.

Less suited to

  • Buyers seeking an iron-free or single-ingredient supplement.
  • Anyone who needs confirmed nutrient concentrations or an individually tailored feeding plan from this listing.
NAF VitaFerrin V303.4000 4L Liquid Horse Supplement · photo 2
Additional product photo 2

Customer reviews on Amazon

4.4 / 5 · 16 ratings
  • 5 stars81%81%
  • 4 stars6%6%
  • 3 stars0%0%
  • 2 stars0%0%
  • 1 star13%13%

Aggregate ratings lean positive, with a substantial five-star share, but a smaller one-star share shows that experiences are not uniform. With no written feedback supplied, these figures do not explain what customers liked or disliked. They cannot confirm the stated nutrient blend, daily dose or performance claims.

Frequently asked questions

How much does the listing say to feed daily?

It describes an approximate 133-day supply from a 4L bottle at 30ml per day. Follow the product label for current feeding instructions.

What nutrients are listed?

The feature text names iron, vitamins A, D3, E and B-complex, zinc, copper, selenium, L-Lysine and DL-Methionine. It does not give amounts for these nutrients.

Is VitaFerrin a liquid?

Yes. The listing identifies the item form as liquid and the flavour as unflavoured.

Which animals is it intended for?

The listing identifies horses as the target species and says it is recommended for horses and ponies.

NAF VitaFerrin V303.4000 4L Liquid Horse Supplement · photo 3
Additional product photo 3

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