Thorne Iron Bisglycinate 25mg vs Pregnancy 30 Tablets + 30 Capsules
Side-by-side comparison of scores, ingredients, prices and real customer feedback for Thorne Iron Bisglycinate 25mg and Pregnancy 30 Tablets + 30 Capsules.
Last verified: 07 Apr 2026 · Based on 71 reviews
Thorne Iron Bisglycinate 25mg scores 84.0/100 vs Pregnancy 30 Tablets + 30 Capsules at 80.0/100. Thorne Iron Bisglycinate 25mg wins on effectiveness, ingredient quality, side effects. Pregnancy 30 Tablets + 30 Capsules is stronger on value for money.
Which is better: Thorne Iron Bisglycinate 25mg or Pregnancy 30 Tablets + 30 Capsules?
Thorne Iron Bisglycinate edges ahead with an 84 vs 80 score and stronger ingredient quality (93 vs 80), plus NSF certification that Active Iron lacks. Active Iron suits pregnant women specifically, given its comprehensive formula with L-methylfolate and iodine — nutrients Thorne's single-ingredient capsule doesn't cover.
— AIScored Editorial Team
How Do the Scores Compare?
Thorne Iron Bisglycinate 25mg
Thorne
|
Pregnancy 30 Tablets + 30 Capsules
Active Iron
|
|
|---|---|---|
| Overall Score | 84.0 | 80.0 |
| Effectiveness |
84.0/100
Best
|
80.0/100 |
| Ingredient Quality |
93.0/100
Best
|
80.0/100 |
| Value for Money | 68.0/100 |
70.0/100
Best
|
| Side Effects |
93.0/100
Best
|
80.0/100 |
| Certifications |
91.0/100
Best
|
40.0/100 |
| Best Price |
£16.99
Amazon UK →
Cheapest
|
£22.99 Holland & Barrett → |
| Price per Serving | £0.28 60 servings | N/A |
| Form | Capsules | None |
| Dose | 25mg elemental iron | None |
| Third-Party Tested | ✓ Yes | ✗ No |
| Reviews Analysed | 68 | 3 |
Thorne Iron Bisglycinate 25mg
Pros
- ✓Bisglycinate (Ferrochel®) form is highly bioavailable and consistently reported as gentle on the stomach with no constipation or nausea
- ✓Measurable improvements in ferritin and hemoglobin confirmed by multiple reviewers via blood tests
- ✓NSF Certified for Sport — independently verified for purity and label accuracy
- ✓Ultra-clean formula: only pharmaceutical-grade excipients, no magnesium stearate, fully vegan and allergen-free
Cons
- ✗No vitamin C included — absorption is suboptimal without pairing with ascorbic acid (users note this and add their own)
- ✗25 mg dose may be insufficient for severe iron deficiency recovery; therapeutic correction often requires higher daily intake
- ✗Premium pricing — noticeably more expensive per serving than ferrous sulfate or gluconate alternatives
- ✗At least one reviewer with chronic severe malabsorption found no improvement, ultimately requiring IV iron infusion
Best For
Pregnancy 30 Tablets + 30 Capsules
Pros
- ✓High user satisfaction: 100% 5-star ratings with specific praise for energy improvement and comprehensive formula
- ✓Iodine inclusion recognized by reviewers as important for pregnancy; also contains folic acid as L-methylfolate (bioavailable form)
- ✓Dual-delivery system (tablets + capsules) allows staggered nutrient absorption and may improve tolerability
- ✓Active Iron's proprietary technology designed to minimize GI upset common with iron supplementation
Cons
- ✗No third-party testing certification (NSF, USP, etc.) limits independent verification of label claims
- ✗Not vegan, limiting options for plant-based diet preferences
- ✗Limited review volume (only 3 reviews) provides insufficient data to assess prevalence of side effects or long-term tolerability
- ✗Price point as 'bargain' mentioned by one reviewer suggests may be premium-positioned vs. standard prenatals; value depends on individual budget
Best For
What does the data say about Thorne Iron Bisglycinate 25mg vs Pregnancy 30 Tablets +...?
Thorne Iron Bisglycinate 25mg uses a Ferrochel form that is easy on the gut. It provides 25mg of elemental iron in a single capsule. Active Iron Pregnancy 30 Tablets + 30 Capsules uses a dual-delivery system where you take both a tablet and a capsule. It includes iodine and L-methylfolate rather than just iron. Thorne Iron Bisglycinate 25mg scores higher for ingredient quality at 93/100 compared to 80/100 for the Active Iron product.
Pick Thorne Iron Bisglycinate 25mg if you have low ferritin or anaemia and want a simple supplement. It costs £16.99 and is NSF Certified for Sport. This works well for people who get sick or constipated from standard iron. Active Iron Pregnancy 30 Tablets + 30 Capsules is better for pregnant women in their second or third trimester. It costs more at £22.99 but offers better value for money with a 70/100 score.
Thorne Iron Bisglycinate 25mg lacks vitamin C. You will need to take it with a separate source to help absorption. Active Iron Pregnancy 30 Tablets + 30 Capsules is not vegan. This makes it unsuitable for those on plant-based diets. Thorne is better for purity as it has independent testing. Active Iron users report better energy levels despite the lower effectiveness score of 80/100.
Thorne Iron Bisglycinate delivers 25 mg of elemental iron in the Ferrochel® chelated bisglycinate form, widely praised in reviews for being exceptionally gentle on the digestive system — no nausea, constipation, or metallic aftertaste that commonly plague ferrous sulfate alternatives.
What are the key differences?
Frequently Asked Questions
Which is better, Thorne Iron Bisglycinate 25mg or Pregnancy 30 Tablets + 30 Capsules? ▼
Is Thorne Iron Bisglycinate 25mg worth the price compared to Pregnancy 30 Tablets + 30 Capsules? ▼
Which has fewer side effects? ▼
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Disclaimer: AIScored provides data-driven comparisons based on publicly available reviews. This is not medical advice. Affiliate links may earn us a commission at no extra cost to you.
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