Name: Bulk Pure Whey Protein Isolate
Brand: GymBum UK
SKU: B081YVSRTJ
Price: 39.99 GBP
Availability: InStock

GymBum UK Size Guide

🧡 GymBum UK Sports Bra Size Guide

Size	Chest (inches)	Underbust (inches)
XS	33 ⅛	27 ½
S	34 ⅝	29 ⅛
M	36 ¼	30 ¾
L	39 ⅜	33 ½
XL	42 ½	36 ¼
2XL	45 ⅝	39
3XL	48 ⅞	41 ¾

🧍♀️ Women’s Activewear

UK	US	EU	Asian	Tops / Bras	Leggings / Shorts	Trainers (UK/EU/US)
4–6	0–2	32–34	S	XS	XS	3.5 / 36 / 5
8–10	4–6	36–38	M	S	S	4–5.5 / 37–38 / 6–7.5
12–14	8–10	40–42	L	M	M	6–7.5 / 39–40 / 8–9.5
16	12	44	XL	L	L	8–8.5 / 41–42 / 10–11
18	14	46	XXL	XL	XL	9–9.5 / 43–44 / 11.5–12

🧍♂️ Men’s Activewear

UK	US	EU	Asian	Tops / Hoodies	Shorts / Joggers	Trainers (UK/EU/US)
S	S	46	M	36–38" Chest	30" Waist	6–7 / 39–40 / 7–8
M	M	48–50	L	38–40" Chest	32–34" Waist	8–9 / 41–42 / 9–10
L	L	52	XL	42–44" Chest	36" Waist	10 / 43–44 / 11
XL	XL	54	XXL	46–48" Chest	38" Waist	11 / 45–46 / 12
XXL	XXL	56	3XL	50–52" Chest	40–42" Waist	12–13 / 47–48 / 13–14

🧵 Fit Notes

Asian sizes typically run 1–2 sizes smaller than UK sizing.
For a performance fit, choose your regular UK size.
For a relaxed fit, size up.
Measurements are approximate and may vary slightly by fabric and style.

Fit Tip: Some of our activewear follows Asian sizing (approx. 1–2 sizes smaller than UK). Refer to the GymBum Size Guide for accurate conversions.

Product Description

Bulk Pure Whey Isolate 90 is a finest, ultra-filtered whey protein supplement providing 24–26g of protein per serving. Specially formulated for fast absorption, it supports muscle growth, repair, and lean muscle maintenance, making it an ideal choice for athletes and fitness enthusiasts. This low sugar formula fits ideally into high-protein and low-carb diets, helping you maintain clean nutrition without compromising on quality. Suitable for vegetarians. Bulk Pure Whey Isolate 90 offers a pure and delicious protein source. Available in a wide range of flavours, this smooth-mixing powder is ideal for pre-workout, post-workout, or anytime nutrition. Convenient and effective, it helps you meet your daily protein goals and supports an active, healthy lifestyle.

Ingredients

Whey Protein Isolate (MILK), Flavouring, Thickener (Xanthan Gum),Colouring (Beetroot Red - Strawberry flavour only; Beta Carotene - Banana, Banana Fudge and Peaches & Cream flavours only; Caramel Colour - Banana Fudge flavour only; Copper Chlorophyllin - Pistachio Ice Cream flavour only), SOYA Lecithin, Acid (Citric Acid - Strawberry flavour only), Sweetener (Sucralose). For allergens, please see ingredients in CAPITALS. May contain milk, eggs, soya, cereals containing gluten, fish, crustaceans, molluscs, mustard, sesame, sulphur dioxide and sulphites

Directions

Just add 1 scoop (30g) of Pure Whey Isolate to 200ml of water and shake well. Use 1-3 servings per day to help boost your protein intake.

Safety Warning

Food supplements are not intended to replace a varied and balanced diet. Do not exceed the recommended usage. Keep out of reach of children.

Manufacturer Contact Information

Bulk, 1 Gunfleet, Colchester, CO4 9QX, UK / Bulk, Centrum Logistyczne, Łąkowa, 23, 55-095, Mirków, Poland.

Each serving provides 24–26g of ultra-filtered whey protein isolate, delivering a high-quality source of protein to support muscle growth, repair, and lean muscle maintenance.
Formulated with minimal sugars and carbohydrates, this whey isolate is ideal for those following low-carb or high-protein diets, helping you fuel your body efficiently without unnecessary additives.
This protein powder is suitable for vegetarian diets, providing a clean, pure protein source to fit your lifestyle.
Designed to dissolve quickly and smoothly in water or milk, available in a range of delicious flavours that make it easy and enjoyable to meet your daily protein needs.
Whether it’s pre-workout, post-workout, or a convenient protein boost during the day, Bulk Pure Whey Isolate 90 supports your nutrition goals and active lifestyle.

› See more product details

Brand	Bulk
Flavour	Strawberry
Servings per container	33
Item weight	1 Kilograms
Diet type	Vegetarian
Product benefits	Muscle Growth
Unit count	1000.0 gram
Recommended uses for product	Post-Workout, Pre-Workout
Number of items	1
Age range (description)	Adult