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Ancient Nutrients Vitamin C + Probiotics

4.8
★ ★ ★ ★ ★
(270 ratings)
Vitamin C 900 mg
Product Image
Score71
An advanced 900 mg vitamin C formula with an added probiotic. It suits users who value delivery features, but probiotic potency and buffering remain unclear.
How scoring works
Capsule
Quantity:60 Capsule(s) • (30 servings)
Goals:
Immunity
General Health
Skin Health
Vision Support
Anti-Inflammatory Support

Score 71

An advanced 900 mg vitamin C formula with an added probiotic. It suits users who value delivery features, but probiotic potency and buffering remain unclear.
How scoring works
$21.21($0.70 per serving)
BodyBuilding.com
$ 24.95
Vitacost
$ 23.35
iHerb
$ 21.21
Pure Formulas
$ 21.21
Daily Vita
$ 21.21
Vitacost
$ 23.33
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Analysis

The 900 mg vitamin C amount provides strong coverage without reaching the very highest supplemental levels. A lipid-metabolite ascorbate may offer a delivery advantage over ordinary ascorbic acid, although the supplied data do not establish full buffering.

Bacillus subtilis broadens the formula toward digestive support. Its 20 mg listing does not provide a viable-cell count, strain designation, or stability detail, so the probiotic contribution cannot be fully assessed.

The two-capsule serving may appeal to users who value an upgraded vitamin C form and a combined formula. Shoppers seeking only basic vitamin C can find simpler and less expensive options.

Who is it for
  • Users seeking a premium vitamin C form
  • Adults interested in a vitamin C and probiotic combination
  • People comfortable taking two capsules
Best for
  • Higher-potency antioxidant support
  • Collagen and immune nutrition
  • Users prioritizing formulation features over cost

Pros

  • Advanced lipid-metabolite ascorbate
  • Substantial but practical serving
  • Added Bacillus subtilis
  • Focused two-active design

Cons

  • Costs more than standard ascorbic acid
  • No probiotic strain or viable count is supplied
  • Full buffering is not established

Warnings

  • The 900 mg amount may cause loose stools or stomach upset in sensitive users
  • People with a history of calcium oxalate kidney stones should seek advice before regular high-dose vitamin C
  • Severely immunocompromised users should discuss the Bacillus subtilis ingredient with their clinician

Nutrient quality

80 Highest impact

Lipid-metabolite ascorbate offers a plausible delivery advantage over plain ascorbic acid. The vitamin C amount is substantial, but the probiotic is not quantified in colony-forming units.

Ingredient transparency

75 High impact

Specific ingredient weights are shown, but the probiotic lacks a colony-forming-unit count. Daily directions and a complete inactive-ingredient list are not supplied.

Customer satisfaction

69 High impact

The aggregate rating is very strong, though the evidence base is moderate in size. No review excerpts are supplied, so repeated complaints and purpose-specific experiences cannot be assessed.

Value for money

57 Moderate impact

The specialized vitamin C form helps justify some premium positioning. A high serving cost and unverified probiotic potency limit value for routine vitamin C use.

Report analysis

Goals

Immunity
Immunity
Impact
Highest effect
A Goal FitA- Strength of SupportB CoverageA- Formula Quality
Vitamin C · 900 mg

A substantial amount of vitamin C supports barrier integrity, immune-cell activity, and antioxidant protection. Lipid-metabolite ascorbate uses an advanced delivery approach, while Bacillus subtilis may add a gut-immune pathway.

The probiotic is listed only by weight with no strain identifier or viable-organism count, so its immune contribution cannot be confirmed. Vitamin C still supplies strong depth, but the second pathway remains uncertain.

Study evidence
Vitamin C Supportive 53 studies
General Health
General Health
Impact
Highest effect
A- Goal FitA- Strength of SupportC+ CoverageB+ Formula Quality
Vitamin C · 900 mg

A substantial amount of vitamin C supports antioxidant protection, collagen synthesis, and normal immune function. The lipid-metabolite ascorbate uses an advanced delivery approach, while the probiotic broadens the formula toward gut support.

The probiotic amount is given only by weight, with no strain identifier or viable-organism count, so its practical contribution cannot be confirmed. The formula still provides strong depth through vitamin C but only uncertain depth in its second pathway.

Study evidence
Vitamin C Supportive 56 studies
Skin Health
Skin Health
Impact
High effect
B- Goal FitA- Strength of SupportC CoverageB- Formula Quality
Vitamin C · 900 mg

Vitamin C supports collagen synthesis and antioxidant defense, giving it a direct but limited skin role. Used alone, it does not supply collagen peptides or a dedicated hydration ingredient.

The 900 mg lipid-metabolite ascorbate amount is substantial and uses an enhanced-delivery concept. Bacillus subtilis is listed by weight rather than a live-organism count, so its practical contribution is unclear.

Study evidence
Vitamin C Supportive 53 studies
Vision Support
Vision Support
Impact
High effect
C Goal FitA- Strength of SupportD+ CoverageC+ Formula Quality
Vitamin C · 900 mg

Vitamin C provides substantial antioxidant support for the lens and other eye tissues. It remains only one part of a complete vision strategy because carotenoids, zinc, vitamin E, and retinal lipids are absent.

The lipid-metabolite ascorbate offers a more advanced delivery approach than ordinary ascorbic acid. The probiotic has no clear direct role in vision support and makes the formula less focused.

Study evidence
Vitamin C Disputed 24 studies
Anti-Inflammatory Support
Anti-Inflammatory Support
Impact
High effect
C- Goal FitA- Strength of SupportD+ CoverageB- Formula Quality
Vitamin C · 900 mg

A well-delivered vitamin C amount supports antioxidant defenses, and Bacillus subtilis may add an immune or gut pathway. Direct evidence for this two-ingredient formula reducing systemic inflammation is limited.

The vitamin C form and amount are clear, but the probiotic is listed by weight rather than viable organism count. The formula offers useful antioxidant support without the depth of a dedicated anti-inflammatory active.

Study evidence
Vitamin C Supportive 50 studies

Ingredients

IngredientAmount per serving
Vitamin C (Lipid Metabolite Ascorbate)
 900 mg
Bacillus subtilis
20 mg
Adults 18–50
Report overview
Vitamin C (Lipid Metabolite Ascorbate) · 900 mg OverallScore78
B Active Ingredient Quality & BioavailabilityA Dose, Safety & Label TransparencyD+ Value

The lipid-metabolite ascorbate offers an advanced delivery approach at an efficient dose. Added Bacillus subtilis broadens the formula, although the supplied label details do not establish that the vitamin C is fully buffered for sensitive stomachs. The premium form costs more per amount delivered, so its value depends on whether enhanced delivery is a priority.

View ingredientView products
Loading alternative details
89 Performance

Pure Buffered Calcium Ascorbate

NOW
A more performance-focused option combines 890 mg of vitamin C as Calcium Ascorbate with 100 mg of Calcium. Compared with the original's 900 mg of vitamin C as Lipid Metabolite Ascorbate, the smaller amount favors moderate daily use but provides less vitamin C per serving.
88 Performance

Buffered Gold C

California Gold Nutrition
A more performance-focused option combines 1,000 mg of vitamin C as Sodium Ascorbate with a focused single-nutrient formula. Compared with the original's 900 mg of vitamin C as Lipid Metabolite Ascorbate, the larger disclosed amount may better fit users seeking higher-potency vitamin C.
85 Performance

Ester-C Plus 1000 mg Vitamin C

Solgar
A more performance-focused option combines 1,000 mg of vitamin C as Ester-C with 108 mg of Calcium and 200 mg of Citrus Bioflavonoids Complex. Compared with the original's 900 mg of vitamin C as Lipid Metabolite Ascorbate, the larger disclosed amount may better fit users seeking higher-potency vitamin C.
86 Budget

C

Swanson
The lower serving cost still provides 1,000 mg of vitamin C as Calcium Ascorbate with 120 mg of Calcium and 200 mg of Bioflavonoids. Compared with the original's 900 mg of vitamin C as Lipid Metabolite Ascorbate, the larger disclosed amount may better fit users seeking higher-potency vitamin C.
87 Budget

Pure Buffered Magnesium Ascorbate

NOW
The lower serving cost still provides 820 mg of vitamin C as Magnesium Ascorbate with 60 mg of Magnesium. Compared with the original's 900 mg of vitamin C as Lipid Metabolite Ascorbate, the smaller amount favors moderate daily use but provides less vitamin C per serving.
88 Budget

Sodium Ascorbate Capsules

NutriBiotic Immunity
The lower serving cost still provides 850 mg of vitamin C as Sodium Ascorbate with a focused single-nutrient formula. Compared with the original's 900 mg of vitamin C as Lipid Metabolite Ascorbate, the smaller amount favors moderate daily use but provides less vitamin C per serving.
85 Value

C-500 With Rose Hips

NOW
The favorable serving cost pairs 500 mg of vitamin C as Ascorbic Acid with 40 mg of Rose Hips powder. Compared with the original's 900 mg of vitamin C as Lipid Metabolite Ascorbate, the smaller amount favors moderate daily use but provides less vitamin C per serving.
88 Value

Sodium Ascorbate

NutriBiotic Immunity
The favorable serving cost pairs 1,100 mg of vitamin C as Sodium Ascorbate with a focused single-nutrient formula. Compared with the original's 900 mg of vitamin C as Lipid Metabolite Ascorbate, the larger disclosed amount may better fit users seeking higher-potency vitamin C.
87 Value

100% Pure Vitamin C Powder

Swanson Premium Brand
The favorable serving cost pairs 1,000 mg of vitamin C as Ascorbic Acid with a focused single-nutrient formula. Compared with the original's 900 mg of vitamin C as Lipid Metabolite Ascorbate, the larger disclosed amount may better fit users seeking higher-potency vitamin C.
Report alternatives

Sources

Published studies used for the product analysis and the top-ranked studies for each ingredient and goal.

  1. Efficacy of Vitamin C as Glucocorticoid Substitute for Reducing Pain and Inflammation After Total Hip Arthroplasty: A Randomized Controlled Trial.
    Jiang W; Xu H; Jiang X; Zhan Y; Ju Y; Xie J; Huang Z; Huang Q; Pei F · The Journal of bone and joint surgery. American volume · 2025
    Randomized trial107 participantsAnti-Inflammatory Support forVitamin C
  2. The Impact of Vitamin C on Analgesic, Anti-inflammatory, and Hemostatic Outcomes After Total Hip and Knee Arthroplasty: A Systematic Review and Meta-Analysis.
    Moftakhari Hajimirzaei S; Bagherzadeh Cham M; Dolikhani M; Tabatabaee SM; Ebrahimpour A · The archives of bone and joint surgery · 2026
    Meta-analysis1,162 participants10 studies pooledAnti-Inflammatory Support forVitamin C
  3. The impact of vitamin C supplementation on the perioperative outcomes after total hip and knee arthroplasty: a systematic review and meta-analysis.
    Liu X; Guo J; Li Y; Yang Y; Liu M; Gao Q; Yang Y; Wu X; Yue C · BMC musculoskeletal disorders · 2026
    Meta-analysis852 participants8 studies pooledAnti-Inflammatory Support forVitamin C
  4. Therapeutic Impact of Ascorbic Acid on Oral and Periodontal Tissues: A Systematic Literature Review.
    Ruzijevaite G; Acaite E; Jagelaviciene E · Medicina (Kaunas, Lithuania) · 2025
    Systematic review811 participants17 studies pooledAnti-Inflammatory Support forVitamin C
  5. Oral vitamin C administration reduces early recurrence rates after electrical cardioversion of persistent atrial fibrillation and attenuates associated inflammation.
    Korantzopoulos P; Kolettis TM; Kountouris E; Dimitroula V; Karanikis P; Pappa E; Siogas K; Goudevenos JA · International journal of cardiology · 2005
    Randomized trial44 participantsAnti-Inflammatory Support forVitamin C
  6. Dietary intake and blood concentrations of antioxidants and the risk of cardiovascular disease, total cancer, and all-cause mortality: a systematic review and dose-response meta-analysis of prospective studies.
    Aune D; Keum N; Giovannucci E; Fadnes LT; Boffetta P; Greenwood DC; Tonstad S; Vatten LJ; Riboli E; Norat T · The American journal of clinical nutrition · 2019
    Meta-analysis69 studies pooledGeneral Health forVitamin C
  7. Scientific Opinion on the substantiation of a health claim related to vitamin C and increasing non haem iron absorption pursuant to Article 14 of Regulation (EC) No 1924/2006.
    EFSA Panel on Dietetic Products, Nutrition and Allergies (NDA) · EFSA journal. European Food Safety Authority · 2026
    Guideline / consensusGeneral Health forVitamin C
  8. Vitamin C Depletion and All-Cause Mortality in Renal Transplant Recipients.
    Sotomayor CG; Eisenga MF; Gomes Neto AW; Ozyilmaz A; Gans ROB; Jong WHA; Zelle DM; Berger SP; Gaillard CAJM; Navis GJ; Bakker SJ · Nutrients · 2018
    Cohort study598 participantsGeneral Health forVitamin C
  9. Associations of Serum Biomarkers of Fruit and Vegetable Intake With the Risk of Cause-Specific Mortality and All-Cause Mortality: A National Prospective Cohort Study.
    Pu L; Zhang R; Wang X; Zhao T; Sun H; Han L · Frontiers in nutrition · 2022
    Cohort study12,530 participantsGeneral Health forVitamin C
  10. Relation between plasma ascorbic acid and mortality in men and women in EPIC-Norfolk prospective study: a prospective population study. European Prospective Investigation into Cancer and Nutrition.
    Khaw KT; Bingham S; Welch A; Luben R; Wareham N; Oakes S; Day N · Lancet (London, England) · 2001
    Cohort study19,496 participantsGeneral Health forVitamin C
  11. Vitamin C and contribution to the normal function of the immune system: evaluation of a health claim pursuant to Article 14 of Regulation (EC) No 1924/2006.
    EFSA Panel on Dietetic Products, Nutrition and Allergies (NDA) · EFSA journal. European Food Safety Authority · 2026
    Guideline / consensusImmunity forVitamin C
  12. Therapeutic effects of high-dose vitamin C supplementation in patients with COVID-19: a meta-analysis.
    Sun L; Zhao JH; Fan WY; Feng B; Liu WW; Chen RQ; Ban C; Dang AG; Wang M; Luo KT; Zhou GY; Yu FF; Ba Y · Nutrition reviews · 2024
    Meta-analysis2,334 participants14 studies pooledImmunity forVitamin C
  13. Effect of micronutrient supplements on influenza and other respiratory tract infections among adults: a systematic review and meta-analysis.
    Abioye AI; Bromage S; Fawzi W · BMJ global health · 2021
    Meta-analysisImmunity forVitamin C
  14. New evidence for antioxidant properties of vitamin C.
    Vojdani A; Bazargan M; Vojdani E; Wright J · Cancer detection and prevention · 2001
    Randomized trial20 participantsImmunity forVitamin C
  15. Enhanced Vitamin C Delivery: A Systematic Literature Review Assessing the Efficacy and Safety of Alternative Supplement Forms in Healthy Adults.
    Calder PC; Kreider RB; McKay DL · Nutrients · 2025
    Systematic review13 studies pooledImmunity forVitamin C
  16. Evaluation of the anti-wrinkle effect of an ascorbic acid-loaded dissolving microneedle patch via a double-blind, placebo-controlled clinical study.
    Lee C; Yang H; Kim S; Kim M; Kang H; Kim N; An S; Koh J; Jung H · International journal of cosmetic science · 2017
    Randomized trial23 participantsSkin Health forVitamin C
  17. Comparative Study on the Outcome of Periorbital Wrinkles Treated with Laser-Assisted Delivery of Vitamin C or Vitamin C Plus Growth Factors: A Randomized, Double-blind, Clinical Trial.
    Machado BHB; Frame J; Zhang J; Najlah M · Aesthetic plastic surgery · 2021
    Randomized trial149 participantsSkin Health forVitamin C
  18. Randomized trial of topical ascorbic acid in DMSO versus imiquimod for the treatment of basal cell carcinoma.
    Burke B; Bailie JE · Biomedicine & pharmacotherapy = Biomedecine & pharmacotherapie · 2022
    Randomized trial25 participantsSkin Health forVitamin C
  19. Vitamin C improves healing of foot ulcers: a randomised, double-blind, placebo-controlled trial.
    Gunton JE; Girgis CM; Lau T; Vicaretti M; Begg L; Flood V · The British journal of nutrition · 2022
    Randomized trial16 participantsSkin Health forVitamin C
  20. Dietary nutrient intakes and skin-aging appearance among middle-aged American women.
    Cosgrove MC; Franco OH; Granger SP; Murray PG; Mayes AE · The American journal of clinical nutrition · 2007
    Cross-sectional study4,025 participantsSkin Health forVitamin C
  21. Role of Oral Vitamin 'C' on Astigmatic Errors in Phacoemulsification.
    Mohan S; Sah K; Khattri M; Ahmad L; Sachan SK · Current eye research · 2021
    Randomized trial400 participantsVision Support forVitamin C
  22. Ascorbic acid metabolites are involved in intraocular pressure control in the general population.
    Hysi PG; Khawaja AP; Menni C; Tamraz B; Wareham N; Khaw KT; Foster PJ; Benet LZ; Spector TD; Hammond CJ · Redox biology · 2019
    Observational studyVision Support forVitamin C
  23. Nutritional modulation of cataract.
    Weikel KA; Garber C; Baburins A; Taylor A · Nutrition reviews · 2014
    Narrative reviewVision Support forVitamin C
  24. Dietary n-3 Fatty Acid, α-Tocopherol, Zinc, vitamin D, vitamin C, and β-carotene are Associated with Age-Related Macular Degeneration in Japan.
    Aoki A; Inoue M; Nguyen E; Obata R; Kadonosono K; Shinkai S; Hashimoto H; Sasaki S; Yanagi Y · Scientific reports · 2017
    Case-control study530 participantsVision Support forVitamin C
  25. Adherence to a Mediterranean diet, lifestyle and age-related macular degeneration: the Coimbra Eye Study - report 3.
    Raimundo M; Mira F; Cachulo MDL; Barreto P; Ribeiro L; Farinha C; Laíns I; Nunes S; Alves D; Figueira J; Merle BM; Delcourt C; Santos L; Silva R · Acta ophthalmologica · 2019
    Case-control study883 participantsVision Support forVitamin C