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Pro D3 supplement variety range including capsules, tablets, liquids and gummies, UK-manufactured vitamin D3 products
Pro D3 1000 IU vitamin D3 package with blue bottle placed in sand, highlighting UK-manufactured daily supplement
Pro D3 Vegan vitamin D3 supplements displayed on a UK pharmacy shelf, plant-based capsules and liquids ready for purchase
Full Pro D3 Vegan range displayed together, plant-based vitamin D3 supplements in capsules, tablets and liquids
Pro D3 capsule supplements range showing three key vitamin D3 strengths, UK-manufactured capsules with compliant packaging
Hand holding Pro D3 400 IU vitamin D3 tablet box up to the sky, UK-manufactured supplement with sunshine-inspired imagination

Pro D3  
Trusted Vitamin D Supplements

Pharmacist-designed Vitamin D3 in traditional and plant-based forms, produced in our UK-certified facility for quality, safety and dietary suitability.

Single box of Pro D3 400 IU vitamin D3 capsules, 30 capsule pack, UK-manufactured supplement with clear, compliant packaging

Pro D3

Pro D3 is our pharmacist-designed Vitamin D3 range made using a traditional lanolin-derived source. Manufactured in our certified UK facility, each batch is produced to high quality standards and independently tested to ensure safety, consistency and reliability. Pro D3 has become a trusted choice for those seeking a straightforward, well-established form of Vitamin D3 suitable for a wide range of dietary and cultural needs.

Single box of Pro D3 Vegan 800 IU vitamin D3 capsules, 30 capsule pack, UK-manufactured supplement

Pro DVegan

​Pro D3 Vegan provides a fully plant-based source of Vitamin D3, offering an alternative for individuals following vegan, vegetarian or specific cultural diets. Made using a premium algae-derived ingredient and produced under the same rigorous UK manufacturing and testing procedures, Pro D3 Vegan delivers a clean, high-quality option for those who prefer a non-lanolin form of Vitamin D3.

The Pro D3 Difference

​Pro D3 is recognised across the UK for its trusted quality, careful manufacturing and broad suitability. Developed by pharmacists and produced in our certified UK facility, every product is rigorously tested to ensure consistency and reliability. With formulations designed to respect individual dietary, cultural and religious needs, Pro D3 has become a leading choice for those seeking a dependable Vitamin D3 supplement.

Business handshake symbolising partnership agreement, professional collaboration and trusted B2B relationships

Trust

Quality control at Synergy Biologics, laboratory testing and inspection of supplements to ensure GMP compliance and safety

Quality

Synergy Biologics product range showing supplements suitable for adults and children, including capsules, liquids and gummies

Suitability

Unrivalled Quality

Trusted by healthcare professionals, aspiring and elite athletes.​

Start your journey to a healthier, more vibrant you.

Recommendation

It is recommended that everyone in the UK should supplement with Vitamin D in winter and that at risk groups should supplement all-year round.

At risk group includes:

Pro D3 Vegan vitamin D3 supplements displayed on a UK pharmacy shelf, plant-based capsules on the shelf to purchase
People who have darker skin, for example people of African, African-Caribbean and South Asian origin
People who have low to no exposure to the sun - for example those who cover their skin for cultural reasons, who are housebound or confined indoors for long periods
Older people aged 65 years and over.
Infants and young children under 5 years of age.
Pregnant and breastfeeding women, especially teenagers and young women.

It is recommended that everyone in the UK should supplement with Vitamin D in winter and that at risk groups should supplement all-year round.

AT RISK GROUPS INCLUDES:

Pregnant and breastfeeding women, especially teenagers and young women.

Infants and young children under 5 years of age.

Older people aged 65 years and over.

People who have low to no exposure to the sun - for example those who cover their skin for cultural reasons, who are housebound or confined indoors for long periods

People who have darker skin, for example people of African, African-Caribbean and South Asian origin

Halal certified logo displayed on Synergy Biologics products, indicating suitability for halal dietary requirements

Halal

Certified

Kosher certified logo displayed on Synergy Biologics products, indicating suitability for kosher dietary requirements

Kosher

Certified

Vegetarian Society Vegan Approved logo displayed on selected Synergy Biologics supplements, indicating suitability for vegans

Vegan

Certified

Vegetarian Society Approved logo displayed on selected Synergy Biologics supplements, indicating suitability for vegetarians

Vegetarian

Certified

Pro D3 Risk Assessment Form

The form below is for healthcare professionals who wish to update their risk assessment for the use of Pro D3 (vitamin D3) products for patients with specific dietary needs.


Please fill required areas and we shortly respond via email.

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